 |
| switching point: 71 phrases in 18 subjects |
| Astronautics | 2 |
| Automated equipment | 3 |
| Cement | 1 |
| Communications | 2 |
| Construction | 5 |
| Electrical engineering | 3 |
| Electronics | 1 |
| Information technology | 1 |
| Makarov | 1 |
| Mass media | 9 |
| Mathematics | 1 |
| Military | 6 |
| Mining | 1 |
| Programming | 1 |
| Rail transport | 12 |
| Technology | 10 |
| Telecommunications | 11 |
| Telephony | 1 |