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change course : 77 phrases in 16 subjects |
| Air defense | 1 |
| Astronautics | 1 |
| Aviation | 4 |
| General | 27 |
| Historical | 1 |
| Human resources | 1 |
| Information technology | 2 |
| Makarov | 4 |
| Meteorology | 1 |
| Military | 3 |
| Nautical | 4 |
| Paragliding | 1 |
| Politics | 2 |
| Proverb | 20 |
| Space | 2 |
| Technology | 3 |