sort by Rank | Alpha
| Possible Meanings | Rank |
| Acquisition Streamlining & Standardization Information System | **** |
| American Secondary Schools for International Students and Teachers | *** |
| Advanced Soldier Sensor Information System and Technology | *** |
| Assembler System for Student Instruction and Systems Teaching | *** |
| Associated Security Services and Investigators of the State of Texas | *** |
| Antenna Systems Sensors for Information Society Technologies | *** |
| Aid to Special Saints in Strategic Times | *** |
| Approaches and Study Skills Inventory for Students | *** |
| A Shrewd Sketch Interpretation and Simulation Tool | *** |
| And Study Skills Inventory for Students | ** |
| American Stop Smoking Intervention Study for Cancer Prevention | ** |
| Automated System Security Incident Support Team | ** |
| Accessing Support Services to Insure Successful Transitions | ** |
| Academic Support for Spatial Information SysTems | ** |
| Automated System for Scoring and Interpreting Standardized | ** |
| Application for Social Services and Internet Screening Tool | * |
| Asynchronous Synchronous Software Inspection Support Tool | * |
| Alphabetic Sound Symbol Instruction Systematically Taught | * |
| Applied Science of Services for Information Society | * |
| Adaptive Secondary Setup and Instrument Stimulator | * |
| Army System for Standard Intelligence Support Terminals | * |
| Knowledge Management for Help Desk Operators | * |
| Achieving Sustainability by using Substitutive Information Society Technologies | * |
| Automated System for Survey Information and Statistical Tools | * |
| Articulation System Stimulating Interinstitutinal Student Transfer | * |
| Assessment of Information Systems and Technologies in medicine | * |
| Automatic System for Surface Inspection and Sorting of Tiles | * |