 |
| communication device: 43 phrases in 16 subjects |
| Astronautics | 1 |
| Computer networks | 1 |
| Computers | 1 |
| Cybernetics | 4 |
| Electronics | 1 |
| Energy industry | 1 |
| Information security and data protection | 4 |
| Information technology | 2 |
| Mass media | 1 |
| Microelectronics | 1 |
| Military | 4 |
| Programming | 4 |
| Rail transport | 1 |
| Security systems | 3 |
| Technology | 5 |
| Telecommunications | 9 |