sort by Rank | Alpha
| Possible Meanings | Rank |
| Selected Papers in School Finance | *** |
| Springfield Public Schools Foundation | *** |
| Segmental Pedicle Screw Fixation | *** |
| Stems per Square Foot | *** |
| State Public Service Federation | *** |
| Single Parent Scholarship Fund | ** |
| Self Propagating Star Formation | ** |
| Statement of Product Specification Form | ** |
| Single Pass Sand Filter | ** |
| Single Pass Sand Filters | ** |
| Support and Price Stabilization Fund | ** |
| Sindh Peoples Students Federation | ** |
| State Parks Special Fund | ** |
| Summer Public Service Fellowships | ** |
| Sean Preston Spears Federline | ** |
| Static Pattern Sensitive Fault | ** |
| Stoneham Public Schools Foundation | ** |
| Sans Peur Sans Frontiere | * |
| Service Prioritaire Sans Fil | * |
| State Public Sector Federation | * |
| step progression schedule form | * |
| Sapphire Processing and Scheduling Facility | * |
| Special Program Series Fund | * |
| Standard Project Submission Form | * |
| Support and Price Stabilisation Fund | * |
| Sample Points for Specific Fields | * |
| Staff Public Services Federation | * |