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directional control : 126 phrases in 23 subjects |
| Aerohydrodynamics | 7 |
| Aeronautics | 3 |
| Astronautics | 8 |
| Automated equipment | 4 |
| Automobiles | 1 |
| Aviation | 14 |
| Construction | 1 |
| Electronics | 1 |
| Energy industry | 1 |
| Gas processing plants | 1 |
| Geology | 1 |
| Gyroscopes | 1 |
| Jet engines | 1 |
| Makarov | 1 |
| Mechanics | 1 |
| Military | 4 |
| Nautical | 1 |
| Non-destructive testing | 2 |
| Polygraphy | 2 |
| Shipbuilding | 2 |
| Space | 8 |
| Technology | 57 |
| Transport | 4 |