sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Transportation Research Information Services | **** |
| Technical Regulations Information System | *** |
| The Transportation Research Information Services | *** |
| Thai Rating and Information Services | *** |
| Time Resolved Infrared Spectroscopy | *** |
| Toxics Release Inventory System | *** |
| Texas Retrospective Immunization Survey | ** |
| Transportation Research Information System | ** |
| Toxic Release Information System | ** |
| Turku Research Imaging Solutions | ** |
| Therapeutic Residential Intervention Services | ** |
| Tisza River Information System | ** |
| Truck Routing Information System | ** |
| Transport Research Information Service | * |
| Tracking Rare Incidence Syndromes | * |
| Time Reporting Information System | * |
| Tagging Request and Inquiry System | * |
| The Rhode Island Stingrays | * |
| Tropical Rainforest In Surinam | * |