 |
| communication station: 119 phrases in 18 subjects |
| Astronautics | 4 |
| Aviation | 1 |
| Cartography | 2 |
| Communications | 1 |
| Construction | 1 |
| Electronics | 4 |
| General | 3 |
| Geology | 1 |
| Gold mining | 1 |
| Military | 31 |
| Nautical | 1 |
| Navy | 1 |
| Oil and gas | 5 |
| Production | 1 |
| Shipbuilding | 1 |
| Technology | 30 |
| Telecommunications | 28 |
| Weapons of mass destruction | 3 |