 |
| Control Unit: 94 phrases in 15 subjects |
| Agriculture | 1 |
| Communications | 18 |
| Cultural studies | 1 |
| Earth sciences | 7 |
| Electronics | 1 |
| Finances | 1 |
| Forestry | 1 |
| General | 3 |
| Industry | 1 |
| Information technology | 23 |
| Mechanic engineering | 17 |
| Medical | 1 |
| Natural sciences | 1 |
| Politics | 3 |
| Transport | 15 |