 |
| communication traffic: 42 phrases in 13 subjects |
| Astronautics | 1 |
| Aviation | 1 |
| Computers | 1 |
| Electronics | 2 |
| General | 1 |
| High frequency electronics | 1 |
| Information security and data protection | 1 |
| Makarov | 4 |
| Military | 15 |
| Nautical | 1 |
| Security systems | 1 |
| Technology | 10 |
| Telecommunications | 3 |