sort by Rank | Alpha
| Possible Meanings | Rank |
| Parking Control Officers | **** |
| Pension Commission of Ontario | **** |
| Professional Conference Organiser | **** |
| Pressure of Carbon | **** |
| Privacy Contact Officer | **** |
| Participate in Consultations | **** |
| Primary Care Organisations | **** |
| Professional Conference Organisers | **** |
| Privat Charter Ostsee | **** |
| Pathology Coordinating Office | **** |
| Proof of Continued | **** |
| Professional Congress Organizers | **** |
| Professional Conference Organizer | **** |
| Paris Conservatoire Orchestra | **** |
| Particularly Crazy Ocean | **** |
| Premium Cover Option | **** |
| Pest Control Operators | **** |
| Posterior Capsule Opacification | **** |
| Provincial Co Operative | **** |
| Primary Care Organisation | *** |
| Privacy Contact Officers | *** |
| phoenix canada oil | *** |
| Population Census Organization | *** |
| Permanent Conservation Order | *** |
| Protocol Configuration Options | *** |
| People and Culture in Oceania | *** |
| Professional Congress Organization | *** |
| Private Certification Organizations | *** |
| Professional Congress Organiser | *** |
| Professional Conference Organising | *** |
| Prime Contract Office | *** |
| Precinct Committee Officer | *** |
| Pakistan Country Office | *** |
| Public Call Offices | *** |
| Personal Computer Organisation | *** |
| Penguin Cafe Orchestra | *** |
| Professional Congress Organisation | *** |
| Protective Costs Order | *** |
| Pan Century Oleochemicals | *** |
| Pennsylvania Certified Organic | *** |
| Professional Conference Organizers | *** |
| Poly Cystic Ovaries | *** |
| Plot and Corresponding | *** |
| Paris Centre Ouest | *** |
| Precinct Committee Officers | *** |
| Patch Cord Organizers | *** |
| Prison Custody Officers | *** |
| Penguin Caf Orchestra | *** |
| Pullman Civic Organization | *** |
| Parental Compensation Orders | *** |
| Pulse Coupled Oscillator | *** |
| Police Communications Operators | *** |
| Professional Convention Organizer | *** |
| Program Compliance Office | *** |
| Preparation of Congress | *** |
| Points of Control and Observation | *** |
| Polskie Centrum Origami | *** |
| Public Calling Offices | *** |
| Procurement and Contracting Officials | *** |
| Prime Compensatrice Ovine | *** |
| Photo Catalytic Oxidation | *** |
| Projects and Contracting Office | *** |
| Police Communications Operator | *** |
| Parkinson Center of Oregon | *** |
| Professional Congress Organising | *** |
| Philippine Coordinating Office | *** |
| PEST CONTROL OPERATIONS | *** |
| Picture Collection Online | *** |
| polycystic ovary syndrome | ** |
| Private Cable Operators | ** |
| palmitoyl CoA oxidation | ** |
| parenchymal collapse opacity | ** |
| phase-coupled oscillators | ** |
| photorespiratory carbon oxidation | ** |
| physiological centric occlusion | ** |
| poly cystic ovaries | ** |
| polycystic ovarian disease | ** |
| polycystic ovarian syndrome | ** |
| polyethoxylated castor oil | ** |
| posterior capsular opacity | ** |
| potassium channel opener | ** |
| potassium channel openers | ** |
| Programming Consulting Organization | ** |
| pseudophakic corneal oedema | ** |
| pulp canal obliteration | ** |
| Polar Conservation Organisation | ** |
| Putnam City Optimist | ** |
| Posting Control Office | ** |
| Primary Care Offices | ** |
| Programme Co Ordination | ** |
| Professional Convention Organizers | ** |
| non-polycystic ovaries | ** |
| Project Control Officer | ** |
| Pollution Control Officers | ** |
| Pacific Coast Optics | ** |
| outpatient care only | ** |
| palmitoyl CoA oxidation activity | ** |
| partially combusted crude oil | ** |
| photosynthetic carbon oxidation cycle | ** |
| plasmatic colloid osmotic pressure | ** |
| posterior semicircular canal occlusion | ** |
| Prospective Commanding Officers | ** |
| Pays for the Cost of One | ** |
| Portable Cloud Observatory | ** |
| Products and Companies | ** |
| Pacific Coast Oil | ** |
| KATP channel opener | ** |
| Prisoner Custody Officers | ** |
| Palmitoyl CoA Oxidase | ** |
| Perfect Combination Only | ** |
| Partial Cross Ownership | ** |
| Parent Community Organization | ** |
| Ponto-geniculo-occipital | ** |
| Portland Chamber Orchestra | ** |
| Plan of Cambodia | ** |
| Programme for Community Organisation | ** |
| Plant Clearance Officer | ** |
| Parti Communiste Ouvrier | ** |
| Priscilla Chan Org | ** |
| process , coronoid process | ** |
| Polar Cap Observatory | ** |
| Protestants Christelijke Onderwijsvakorganisatie | ** |
| Procuring Contracting Officers | ** |
| Primary Care Organizations | ** |
| Patient Communication Office | ** |
| Polskie Centrum Opiekunek | ** |
| Ponca City Oklahoma | ** |
| Patterns Co Ordinates | ** |
| Property Control Officer | ** |
| Population Caring Organization | ** |
| Property Custodial Officers | ** |
| Purchasing Contract Officer | ** |
| PC and Compatibles | ** |
| PEPFAR Coordination Office | ** |
| Production Control Organisation | ** |
| Programme Coordination Office | ** |
| Personal Chef Organizer | ** |
| Professional Conference Organisation | ** |
| Praseodymium Cerium Oxide | ** |
| Principal Corrections Officer | ** |
| Publication Coordination Office | ** |
| Personal Care Options | ** |
| Personal Consulting Organisation | ** |
| Post Conference Organiser | ** |
| Pro Competition Only | ** |
| PEERY COUSINS ONLINE | ** |
| Petanque Club Oisterwijk | ** |
| phoenix cda oil | ** |
| Piping CAD Operator | ** |
| Plans and Customer Operations | ** |
| Police Commissioned Officers | ** |
| Program Contracting Officer | ** |
| PROTECTING CHILDREN ONLINE | ** |
| Personal Care Option | * |
| Programme for Community Organization | * |
| Patient Choice Organizations | * |
| Pneumoconiosis Compensation Ordinance | * |
| Parahyangan Chamber Orchestra | * |
| Port Charles Online | * |
| Principal Contact Officers | * |
| PBC for Complete | * |
| Perforated Cupola Organs | * |
| Personal Computing Option | * |
| Predefined Composition Objects | * |
| Predicted Cardiac Output | * |
| Presbyterian Church Of | * |
| Process Change Order | * |
| Program Controlled Output | * |
| Purchasing Contracting Officer | * |
| Petadists Community Organisation | * |
| Plaatsvervangend Commandant Operaties | * |
| Plant Conservation Officer | * |
| Plaza Centre One | * |
| Professional Convention Organising | * |
| Psychiatric Clinical Officers | * |
| Procurement Contracting Officers | * |
| Parking Control Office | * |
| Project Controls Office | * |
| Pennsylvania Careers Online | * |
| Procurement Contracting Office/Officer | * |
| Production Control Office | * |
| PXO and commanding | * |
| Post Control Operator | * |
| Panther Creek One | * |
| Peak Conservation Organization | * |
| Pearson College Observatory | * |
| Penalty for each Cessation Order | * |
| Period of Continuous Operation | * |
| Permanent Cessation of Operation | * |
| Permit Closed Out | * |
| Permits Coded by Operator | * |
| Phoenix Consulting Online | * |
| Polish Cultural Organizations | * |
| Prairie Creek Ottercreek | * |
| Procedures for Challenging Ownership | * |
| Procuding Contracting Officer | * |
| Project Contract Officer | * |
| Prospecitve Commanding Officers | * |
| Provincial Cycling Organization | * |
| Provisional Constitution Of | * |