 |
| switch operation: 36 phrases in 15 subjects |
| Automated equipment | 2 |
| Aviation | 1 |
| Caspian | 2 |
| Construction | 1 |
| Electrical engineering | 2 |
| Electronics | 1 |
| Information technology | 2 |
| Mass media | 2 |
| Oil and gas | 4 |
| Production | 3 |
| Programming | 2 |
| Rail transport | 2 |
| Surgery | 1 |
| Technology | 7 |
| Telecommunications | 4 |