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| English thesaurus | |||
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| ALP (USA) | |||
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Aviation : 526 phrases in 25 subjects |
| Airports and air traffic control | 1 |
| American usage, not spelling | 4 |
| Astronautics | 3 |
| Aviation | 133 |
| Business | 1 |
| Business style | 2 |
| Cartography | 1 |
| Communications | 1 |
| Diplomacy | 2 |
| Ecology | 18 |
| Economics | 6 |
| Electronics | 2 |
| Environment | 1 |
| European Union | 2 |
| Finances | 1 |
| General | 15 |
| ICAO | 7 |
| Information technology | 1 |
| Law | 10 |
| Meteorology | 2 |
| Military | 306 |
| NATO | 1 |
| Nautical | 1 |
| Production | 1 |
| Technology | 4 |