 |
| control device: 99 phrases in 33 subjects |
| Agriculture | 1 |
| Automated equipment | 8 |
| Automobiles | 1 |
| Aviation | 1 |
| Business | 2 |
| Communications | 13 |
| Construction | 4 |
| Education | 1 |
| Electrical engineering | 1 |
| Electronics | 8 |
| Engines | 1 |
| Environment | 1 |
| Fish farming pisciculture | 1 |
| General | 9 |
| Industry | 2 |
| Information technology | 5 |
| Measuring instruments | 5 |
| Mechanic engineering | 4 |
| Medical | 1 |
| Medical appliances | 4 |
| Metallurgy | 1 |
| Microsoft | 1 |
| Mining | 3 |
| Optics branch of physics | 1 |
| Power system protection | 1 |
| Refrigeration | 1 |
| Sample preparation | 1 |
| Scuba diving | 1 |
| Security systems | 1 |
| Technology | 6 |
| Telecommunications | 1 |
| Telegraphy | 1 |
| Transport | 7 |