sort by Rank | Alpha
| Possible Meanings | Rank |
| Patient Advice Liaison Service | **** |
| Patient Advice and Liaision Service | **** |
| Prairie Area Library System | **** |
| Planning and Land Services | **** |
| Patient Advice Liason Service | **** |
| Phonological Awareness Literacy Screening | **** |
| Prevention and Life Skills | **** |
| Physics and the Life Sciences | **** |
| Pacific Association of Labor Support | **** |
| Patient Advice Liaison Services | **** |
| Paramedic Advanced Life Support | **** |
| Practicing Attorneys for Law Students | *** |
| Participation and Activity Limitation Survey | *** |
| Peer Assisted Learning Strategies | *** |
| Peterborough Adult Learning Service | *** |
| Patient Advocacy and Liaison Service | *** |
| Pets Are Loving Support | *** |
| Patient and Liaison Services | *** |
| Pacific Association for Labor Support | *** |
| Play and Leisure Skills | *** |
| Paediatric Advanced Life Support | *** |
| Patients Advice and Liaison Service | *** |
| Patient Advice and Liason Service | *** |
| Project for Automated Library Services | *** |
| play and learn sessions | *** |
| Patient Advisory Liaison Service | *** |
| Pediatric Advance Life Support | *** |
| Peer Assisted Learning Scheme | *** |
| Paintball Asia League Series | *** |
| Partnering and Leadership Successes | *** |
| Plywood and Lumber Sales | *** |
| Project for Automated Library Systems | *** |
| Program in American Language Studies | *** |
| Page Amyotrophic Lateral Sclerosis | *** |
| Parks and Leisure Services | *** |
| Police and Local Schools | *** |
| People and Animal Learning Services | *** |
| Preservation of Agricultural Lands Society | *** |
| Pet and Animal Lovers Service | *** |
| Partnership for Arid Lands Stewardship | *** |
| Philippine Association of Law Schools | *** |
| Pittsburgh ADHD Longitudinal Study | *** |
| Pacific Asian Legal Studies | *** |
| Physical Activity Longitudinal Study | *** |
| Patient Advisory and Liaison Service | *** |
| Peer Assisted Literacy Strategies | *** |
| Pacific Asian Language Services | *** |
| Patient Advise and Liaison Service | *** |
| Peace A Learned Solution | *** |
| Parents Attending Law School | *** |
| Patient Advice and Liasion Service | *** |
| Politics and Law Society | *** |
| Patient Advocacy Liaison Service | *** |
| Police Activities League Supporters | *** |
| Partners in Learning Success | *** |
| Play and Learn School | *** |
| Patient Advocacy Leaders Summit | *** |
| Patient Advocacy and Liaison Services | *** |
| Pet Adoption and Lifecare Society | *** |
| Physical Activity Life Skills | *** |
| Pan American Latino Society | *** |
| Pet Assistance League of Savannah | *** |
| Program for Academic Learning Skills | *** |
| Physical and Life Sciences | *** |
| Participatory Action Learning System | *** |
| Pregnancy and Lifestyle Study | *** |
| Project Adult Literacy Society | *** |
| Pet Access League Society | *** |
| People Always Learning Something | *** |
| Pilipino American Law Society | *** |
| Prevent A Litter Society | *** |
| Performing Artists for Literacy in Schools | *** |
| Portable Airfield Lighting System | *** |
| Patient Advisory and Liaison Services | *** |
| Pets A Lone Sanctuary | *** |
| Pedagogical Agent Learning Systems | *** |
| Peer Adaptive Layered Streaming | ** |
| Precision Approach Lighting System | ** |
| Patterns of Adaptive Learning Survey | ** |
| Parents for Able Learner Students | ** |
| peri-arteriolar lymphocyte sheaths | ** |
| peri-arteriolar lymphoid sheath | ** |
| photoinduced alkali-labile sites | ** |
| prehospital advanced life support | ** |
| prison-acquired lymphoproliferative syndrome | ** |
| Parkmead Active Learning School | ** |
| Parents as Literacy Supporters | ** |
| Patients Advocacy and Liaison Service | ** |
| People Assisting Lodi Shelter | ** |
| Play and Language Skills | ** |
| Program for Adaptive Living Skills | ** |
| Play and Learn System | ** |
| Pakistan Aquatic Life Saving | ** |
| People After Loss from Suicide | ** |
| Positioning and Location System | ** |
| Peabody Animal Life Savers | ** |
| Protection of Animals Lantau South | ** |
| Participation Activity Limitation Survey | ** |
| Peer Assisted Learning and Support | ** |
| Principle of the Alphabet Literacy System | ** |
| Performance of All Skills | ** |
| Peace and Love in Society | ** |
| Protection and Logistics Services | ** |
| Performing Artists at Lincoln School | ** |
| People Able to Lend Support | ** |
| Positron Annihilation Lifetime Spectrometry | ** |
| Principles of Adult Learning Scale | ** |
| Police Athletic League Sponsors | ** |
| Professional Association of Legal Services | ** |
| Placer Adult Literacy Service | ** |
| placental adrenocorticotrophic hormone-(ACTH-) like substance | ** |
| Police Activity League Supporters | ** |
| Partnership for Active Leisure | ** |
| Patients Advice Liaison Service | ** |
| Philippines Australia Local Sustainability | ** |
| Portable Airborne Laser System | ** |
| Public Access Library System | ** |
| Partnership for Active Leisure Scheme | ** |
| Patterns of Adaptive Learning Scales | ** |
| Piedmont Automated Library System | ** |
| Public-Academic Liaison research centers | ** |
| Personal Assistant Lifestyle Services | ** |
| Patients Advisory Liaison Service | ** |
| Practice Activity and Leisure Scheme | ** |
| Peer Assistance Leadership Skills | ** |
| Pets and Animals Life Shelter | ** |
| Participatory Approaches Learning Study | ** |
| Peers Assisting Learning Support | ** |
| Partnership Acceptance Learning Sharing | ** |
| Partnership for Adolescents on the Lower Shore | ** |
| People Against Land Stealing | ** |
| Program for Alternative Learning Styles | ** |
| Patterns of Adaptive Learning Study | ** |
| Personal Alarm Locating System | ** |
| Parents Assist Learning and Schooling | ** |
| Peer and Leadership Support | ** |
| Peer Assistance Leadership and Support | ** |
| Promoting Amputee Life Skills | ** |
| Purdue Athletes Life Success | ** |
| Performing Arts of Lake and Sumter | ** |
| Personal Advocacy and Lifetime Support | ** |
| Philadelphia Alliance for Labor Support | ** |
| Performing Arts at Lincoln School | ** |
| Poweshiek Animal League Shelter | ** |
| Preschool Activities for Language Stimulation | ** |
| Provides Automated Library Services | ** |
| Parenting Academics and Leadership Support | ** |
| People Animal Learning Services | ** |
| Precision Approach Landing System | ** |
| Publishers and Libraries Solutions | ** |
| Partnerships to Advance Language Study | ** |
| People Always Loving Someone | ** |
| Philadelphia Area Lotus Society | ** |
| Phonemic Awareness Literacy Screening | ** |
| Position Announcement Listing Service | ** |
| Personal Access Learning Success | ** |
| Pet Animal Lovers Service | ** |
| Photonics and Laser Symposium | ** |
| Poultry and Livestock Supplies | ** |
| Project for Automated Libraries | ** |
| Palmetto Amateur Linking System | ** |
| Parent Alliance for Learning and Support | ** |
| Perimeter Adult Learning and Services | ** |
| Personal Academic Learning System | ** |
| Play and Learn Scheme | ** |
| Precision Approach and Landing Systems | ** |
| Program for the Awareness and Learning of Science | ** |
| Projects Advanced Life Support | ** |
| Phytase Amylase Liquefaction System | ** |
| Peer Assisted Learning System | ** |
| portable axle load scale | ** |
| Preparation for Adult Living Skills | ** |
| Public and Academic Libraries Sharing | ** |
| Partners Are Liaisons to Schools | ** |
| Partnership for Automated Library Services | ** |
| Pediatric Attention Love and Support | ** |
| Play and Learn Soccer | ** |
| Parent Advocate and Liaison for Students | ** |
| Pedicatric Advanced Life Support | ** |
| Pinellas Automated Library System | ** |
| Providing Assistance Love and Support | ** |
| Patient Advisory Liason Service | ** |
| Patients Assistance League and Service | ** |
| Peer Assistance and Leadership Service | ** |
| Pocono Action Lambda Society | ** |
| Polis and Latchi Scene | ** |
| Practice Active Leisure Scheme | ** |
| Panhandle Alternative Lifestyles Society | * |
| Peer Assistance and Leadership Skills | * |
| Pioneer Alliance Linkage System | * |
| Play and Learning Station | * |
| Police Athletic League for Students | * |
| Pond and Lake Stewards | * |
| Portable Alien Library System | * |
| Powerful Allies for Learning Support | * |
| Practical Aids to Living Service | * |
| Prevent Accidents Live Safe | * |
| Primary Access to Languages | * |
| Partners Achieving Learning Success | * |
| Partners in Active Living for Seniors | * |
| Patch Arid Land Simulator | * |
| Program and Pregnant and Lactating Students | * |
| Public and Academic Library Services | * |
| Paraguay Adoption List Service | * |
| Parents Acquiring Life Skills | * |
| Parents as Leaders in Society | * |
| Pedatric Advanced Life Support | * |
| Pets Are Loveable Society | * |
| Phonological Awareness and Literacy Screenings | * |
| Play After Learning Scheme | * |
| Pluralism Associates League for Students | * |
| Positive Attachments Learning to Succeed | * |
| Positive Attitudes for Learning in School | * |
| Post Adoption Linking Scheme | * |
| Pregnant at Last Society | * |
| Pressurized Automated Liquid Sampler | * |
| Prevent Another Litter Subsidy | * |
| Program for Address List Supplementation | * |
| Promoting Awareness of Library Services | * |
| Pairwise Aligner for Long Sequences | * |
| Parents as Literacy Supports | * |
| Partially Active Llamas Society | * |
| Partners Achieving Literacy Success | * |
| Permanence Additionality Leakage and Standards | * |
| Pharmacy Authenticated Licensure Service | * |
| Phonological Awareness Literacy Scale | * |
| Pilipino American Law Students | * |
| Pinellas Advanced Life Support | * |
| Pond and Lake Stewardship | * |
| Portraits of American Life Study | * |
| Powys Aids Line and Sexual | * |
| Principles of the Adult Literacy System | * |
| Professional Animal Lover S | * |
| Professional Association for Learning Support | * |
| Program for Academic and Leadership Skills | * |
| Protecting Animal Life Society | * |
| Pairwise Alignment of Long Sequences | * |
| Parents as Liaisons for Schools | * |
| Pastors and Leaders Study | * |
| Peers and Life Skills | * |
| Personalized Access to Learning and Services | * |
| Phillips Assisted Living Services | * |
| Pond and Lakes Stewardship | * |
| Prayer Assistance Learning and Sharing | * |
| Preparation for Adult Living Success | * |
| Profile of Actual Linguistic Skills | * |
| Program for the Assisted Labeling of Sulcal | * |
| Public Association of Library Supporters | * |
| Publicly Active Law Students | * |
| Pupils Acquiring Language Skills | * |