| Acronym | Meaning |
 | UNESCO | United Nations Educational |
| OFCCP | Office Of Federal Contract Compliance Programs |
| GNMA | Government National Mortgage Association |
| TSA | Transportation Security Administration |
| PCIE | President's Council On Integrity And Effiency |
| BARC | Beltsville Agricultural Research Center |
| SIES | Office Of Strategic Industries & Economic Security |
| OA | Office Of Administration |
| BTS | Bureau Of Transportation Statistics |
| HAB | HIV/AIDS Bureau |
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