sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Schweizerisches Public Relations Institut | *** |
| Schering Plough Research Institute | *** |
| Society for Paranormal Research and Investigation | *** |
| Scottish Pollutant Release Inventory | *** |
| Swiss Public Relations Institute | *** |
| Schweizerischen Public Relations Institut | *** |
| Survey and Policy Research Institute | ** |
| Space Physics Research Institute | ** |
| Sony Pictures Releasing India | ** |
| Social and Policy Research Institute | ** |
| Signal Processing Research Institute | ** |
| Schweizerische Public Relations Institut | ** |
| Saskatchewan Petroleum Research Incentive | ** |
| Social Psychiatry Research Institute | ** |
| Single Ply Roofing Industry | ** |
| Science Policy Research Institute | ** |
| Single Payer Rhode Island | ** |
| Shanghai Pesticide Research Institute | ** |
| Sankyo Pharma Research Institute | ** |
| Schweiz Public Relations Institut | ** |
| Summer Program for Research Interns | ** |
| Secure Protocols for the Routing Infrastructure | ** |
| Serikat Pers Republik Indonesia | ** |
| School Plan Reviews and Inspections | ** |
| Schweizer Public Relations Institut | * |
| Serono Pharmaceutical Research Institute | * |
| Strategic Planning Reform and Implementation | * |
| Survey Policy Research Institute | * |
| System Performance Report Indicators | * |
| Social Progress Research Institute | * |
| Solid Phase Reversible Immobilization1 | * |
| Sterling Pacific Resources Incorporated | * |