 |
| disconnection: 157 phrases in 46 subjects |
| Astronautics | 17 |
| Astronomy | 1 |
| Automated equipment | 4 |
| Aviation | 2 |
| Chemistry | 1 |
| Communications | 2 |
| Computer networks | 2 |
| Computers | 4 |
| Construction | 2 |
| Drilling | 6 |
| Electric machinery | 1 |
| Electrical engineering | 7 |
| Electricity | 1 |
| Electronics | 7 |
| Energy industry | 5 |
| Energy system | 3 |
| Formal | 2 |
| General | 2 |
| Gynecology | 2 |
| Information security and data protection | 1 |
| Information technology | 2 |
| Insurance | 1 |
| Makarov | 1 |
| Mass media | 2 |
| Mathematics | 2 |
| Medical | 4 |
| Metallurgy | 1 |
| Military | 4 |
| Nautical | 1 |
| Oil / petroleum | 7 |
| Oil and gas | 1 |
| Oil processing plants | 1 |
| Oilfields | 8 |
| Power system protection | 1 |
| Production | 1 |
| Programming | 2 |
| Psychology | 1 |
| Psychotherapy | 1 |
| Public utilities | 1 |
| Sakhalin | 2 |
| Security systems | 3 |
| Solid-state physics | 1 |
| Technology | 12 |
| Telecommunications | 19 |
| Telephony | 1 |
| Transport | 5 |