sort by Rank | Alpha
| Possible Meanings | Rank |
| Health Policy Research Program | *** |
| Hahnemuhle Photo Rag Pearl | *** |
| High Performance Reverse Phase | *** |
| Homeownership Preservation Refinance Program | *** |
| heparinized platelet rich plasma | ** |
| heparinized platelet-rich plasma | ** |
| high pressure, reverse phase | ** |
| Human platelet rich plasma | ** |
| human platelet-rich plasma | ** |
| High Performance Routing Protocol | ** |
| Health Personnel Resource Plan | ** |
| Highlands Permitting Review Program | ** |
| High Pass Resolution Perimetry | ** |
| HLA Performance Recommended Practice | ** |
| Homeless Persons Representation Project | ** |
| Historic Properties Reuse and Protection | ** |
| Health Professional Recovery Program | * |
| Housmans Peace Resource Project | * |
| Horton Plaza Redevelopment Plan | * |
| Housing and Property Restitution Programme | * |
| Health Professionals Recovery Program | * |
| High Probability Reversal Point | * |
| Hospital Public Reporting Pilot | * |
| Human Participants Review Protocol | * |
| Human Performance Reliability Prediction | * |
| Human Potential Research Project | * |
| Habitat Preservation and Recreation Plan | * |