sort by Rank | Alpha
| Possible Meanings | Rank |
| Agricultural Personnel Management Program | *** |
| Advanced Program in Managerial Performance | *** |
| Asia Pacific Microwave Photonics | *** |
| Association for Project Management Professional | *** |
| antibodies promoting merozoite phagocytosis | ** |
| Association for Project Management Practitioner | ** |
| Australian Peacekeeping Memorial Project | ** |
| Association of Petrochemical Manufacturers of the Philippines | ** |
| Aquatic Plant Management Program | ** |
| Alkali Peroxide Mechanical Pulping | ** |
| Asian Pacific Metrology Program | ** |
| Association of Private Mortgage Professionals | ** |
| Agency Procurement Management Plan | ** |
| Association of Project Management Professional | ** |
| Aquatic Pesticide Monitoring Program | ** |
| Asian Picnic Model Project | ** |
| Alkaline Peroxide Mechanical Pulping | * |
| Applied Portfolio Management Program | * |
| Advanced Performance Management Program | * |
| Archives Preservation Microfilming Project | * |
| Association of Proposal Manager Professionals | * |
| APM Project Management Professional | * |
| Association for Proposal Management Professionals | * |
| Association of Presbyterian Mission Pastors | * |
| Association of Project Managers Professional | * |