sort by Rank | Alpha
| Possible Meanings | Rank |
| Clearing House Interbank Payment System | *** |
| Coastal Habitats in Puget Sound | *** |
| Collaborative for High Performance Schools | *** |
| Consumer Health Information Program and Services | *** |
| Community Health in Partnership Services | ** |
| Comprehensive Health/Integrated Provider System | ** |
| Center for HealthCare Industry Performance Studies | ** |
| Children's Interview for Psychiatric Syndromes | ** |
| Control of Hypertension in Pregnancy Study | ** |
| Consumer Hybrid Information Products and Services | ** |
| Clearing House Interbank Payments Systems | ** |
| Community Helping to Inspire People to Succeed | ** |
| Chess Information Publication and Statistics | ** |
| Committee for Humanity and Public Service | ** |
| Consumer Hybrid Intelligent Products and Services | ** |
| Clearing House for Interbank Payments | ** |
| Clearinghouse House Interbank Payment System | ** |
| Canadian Hearing Instruments Practitioners Society | ** |
| Competitive Human Interactive Player Software | ** |
| California Hospital Initiative in Palliative Services | ** |
| Community Health Information Partnership Symposium | ** |
| Calaveras Healthy Impact Products Solutions | * |
| Confidential Help for Impaired Professional Students | * |
| Computerized Highway Information Processing System | * |
| Central Highlands Integrated Production Systems | * |
| Chemical Hazard Information Profile System | * |
| Compton High Intensity Photon Source | * |
| Centralized Housing Information and Placement Services | * |
| CHernobyl, an Integrated Pan-european Study : morphology, oncogenes, dna repair and outcome in radiation carcinogenesis | * |
| Diesel-Low Emission Levels by Engine Modelling | * |