sort by Rank | Alpha
| Possible Meanings | Rank |
| Asosiasi Perusahaan Pembiayaan Indonesia | **** |
| American Psychiatric Press Inc | *** |
| Association for the Promotion and Protection | *** |
| Atmospheric Pressure Photo Ionization | *** |
| Australian Physiotherapy Pilates Institute | *** |
| Academy of Pharmaceutical Physicians and Investigators | *** |
| Associazione Proprietari Periodici Italiani | *** |
| Anti Poverty Partnership Iniziatives | *** |
| Affiliated Power Purchasers Inc | *** |
| Assosiasi Produsen Pupuk Indonesia | *** |
| Anti Poverty Partnership Initiatives | *** |
| Agreement for the Promotion and Protection of Investment | *** |
| Adolescent Parent Perception Inventory | ** |
| Advocacy and Public Policy Institute | ** |
| amyloid beta-protein precursor inhibitor | ** |
| Allied Power Products Inc | ** |
| Australian Pulp Paper Institute | ** |
| Animal Protein Producers Institute | ** |
| ASIA Partnership Philippines Inc | ** |
| Advanced Peer to Peer Internetwork | ** |
| Affiliated Power Purchasers Int'l | ** |
| 3-iodopropyltris(4-dimethylaminophenyl)phosphonium iodide | ** |
| Asosiasi Penelitian Perkebunan Indonesia | ** |
| Administrators Promoting Parent Involvement | ** |
| Adolescent Pregnancy Prevention Initiative | ** |
| Association for Psychoanalysis and Psychotherapy in Ireland | ** |
| Association of Physiologists and Pharmacologists of India | ** |
| Aliansi Pita Putih Indonesia | ** |
| Advanced Portable Power Institute | ** |
| Academic Practice Partnership Initiative | ** |
| Advanced Poly Packaging Inc | ** |
| Anaren Power Products Inc | ** |
| Application for Psychology Internship | ** |
| Aggregate Project Performance Index | ** |
| Asosiasi Pembayar Pajak Indonesia | ** |
| Australian Physiotherapy and Pilates Institute | ** |
| Associated Press Printer Interface | * |
| Advanced Plant Pharmaceuticals Incorporated | * |
| American Protein Producers Industry | * |
| AVANTI People Partnership International | * |
| American Public Philosophy Institute | * |
| Anti Poverty Partnerships Initiatives | * |
| Asia Pacific Projects Inc | * |
| Army POM Preparation Instructions | * |
| Asia Pacific Part of International | * |