sort by Rank | Alpha
| Possible Meanings | Rank |
| Physics in Signal and Image Processing | *** |
| Public the Strategic Plan | *** |
| Peerless Systems Imaging Products | *** |
| Pool School in Paradise | *** |
| Program System Information Protocol | *** |
| Performance Share Incentive Plan | *** |
| Power System Improvement Project | *** |
| Planning Service Improvement Plan | *** |
| Program System and Information Protocol | ** |
| Public Sector Investment Programs | ** |
| Premium Stock Index Program | ** |
| Program and Systems Information Protocol | ** |
| Protected Self Insurance Program | ** |
| Podlaskiego Systemu Informacji Przestrzennej | ** |
| Parramatta Schools Industry Partnership | ** |
| Program Specific Information Protocol | ** |
| Public Sector Investment Programmes | ** |
| Public Sector Investment Plan | ** |
| Penn Student Insurance Plan | ** |
| Paris Summer Intern Programs | ** |
| Power Sector Investment Plan | ** |
| Penn State Intergenerational Program | ** |
| Primary School Improvement Plan | ** |
| Phoenix Student Interns Program | ** |
| Physics Signal and Image Processing | ** |
| Primary School Improvement Project | ** |
| Private Sector Investment Programme | ** |
| Public Sector Investment Projects | ** |
| Primary School Improvement Program | ** |
| Public Safety Improvement Plan | ** |
| Puget Sound Institute of Pathology | ** |
| Partially Self Insured Program | ** |
| Preliminary School Improvement Plan | ** |
| Planting Stock Improvement Programme | ** |
| Precursors of Stroke Incidence and Prognosis | ** |
| Program for Strategic Industrial Projects | ** |
| Phoenix Student Intern Program | ** |
| Police Schools Involvement Programme | ** |
| Physician Services for Indigents Program | ** |
| PacifiCorp Stock Incentive Plan | ** |
| Preferred Signs for Instructional Purposes | ** |
| Public Sector Integrity Programme | ** |
| Public Service Improvement Project | ** |
| Periodic Smoke Inspection Program | * |
| Provincial Strategic Infrastructure Plan | * |
| Pharmaceutical Services Improvement Programme | * |
| Phase Selection of Pilot | * |
| Programming and System Information Protocol | * |
| Phantom Stock Incentive Plan | * |
| Private Sector Initiative Program | * |
| Professionalism Support Initiative Program | * |
| Public Service Internship Program | * |
| Patient Service Items Program | * |
| Penn State Immunization Project | * |
| Protected Species Information Portal | * |
| Provincial Skills Instructor Program | * |
| Public Safety Information Program | * |
| Public Service Intern Program | * |
| Parent Self Improvement Project | * |
| Philadelphia Service Immersion Program | * |
| Programs Services Information and Products | * |
| Public Safety Information Portal | * |
| Pump Station Improvement Program | * |
| Pooled Surplus Investment Portfolio | * |
| Power Shack International Popula | * |