sort by Rank | Alpha
| Possible Meanings | Rank |
| Restauration Hors Foyer | ***** |
| Rick Hansen Foundation | **** |
| Right Hand Facing | **** |
| Rec Humor Funny | **** |
| Rich Heape Films | **** |
| Ridley Hall Foundation | *** |
| Royal Health Foam | *** |
| Rushden and Higham Ferrers | *** |
| Regions Hospital Foundation | *** |
| Repco Home Finance | *** |
| Rural Health Fellows | *** |
| Roothaan Hartree Fock | *** |
| Rittermere Hurst Field | *** |
| radiobiologic hypoxic fraction | ** |
| radiobiological hypoxic fraction | ** |
| refractory heart failure | ** |
| Relative hemichrome formation | ** |
| renal hemodynamic function | ** |
| right-heart failure | ** |
| Robert Half FinanceAccounting | ** |
| Remote Host Facility | ** |
| retrograde holo-diastolic flow | ** |
| Rhodnius prolixus hemolytic factor | ** |
| right hand finger flexors | ** |
| right-hand finger flexors | ** |
| Right-sided heart failure | ** |
| Restricted Hatree Fock | ** |
| Replacement HEPA Filter | ** |
| recombinant heavy-chain ferritin | ** |
| Red Hot Filament | ** |
| Rådet for Humanistisk Forskning | ** |
| recombinant H-chain ferritin | ** |
| Rottweiler Health Foundation | ** |
| Recommended Home Fluids | ** |
| Regional Housing Forum | ** |
| Replacement Housing Funds | ** |
| ratag hamonangan firasadi | ** |
| Relativistic Hartree Fock | ** |
| Real Hamiltonian Forms | ** |
| Redistribution History File | ** |
| Riche Heape Films | ** |
| Research Hospital Fund | ** |
| Retriever Hall of Fame | ** |
| Richmond HomeSchool Forensics | ** |
| Raymond H Fujii | * |
| Regional Homelessness Fund | * |
| Regional Health Forum | * |
| Rural Health Futures | * |
| Rural Housing Finance | * |
| Rocky Hill Farm | * |
| Razi Health Foundation | * |
| Reverse Hybrid Fracs | * |
| Roger Howarth Fan | * |
| Randy Hughes Fossils | * |
| Ray Holtman Farm | * |
| Representative Harold Ford | * |
| Requests for Hearing Filed | * |
| Research the Humanities Faculty | * |
| Roots Herbs Farm | * |
| Roots n Herbs Farm | * |
| Rural Housing Forum | * |