 |
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| level of training (Andrey Truhachev); level of education (Andrey Truhachev) | |||
| уровень обучения: 20 phrases in 10 subjects |
| American usage, not spelling | 1 |
| Aviation | 2 |
| Aviation medicine | 1 |
| Corporate governance | 1 |
| Education | 6 |
| English | 1 |
| General | 3 |
| Military | 3 |
| Oil and gas | 1 |
| School terminology | 1 |