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a prerequisite to |
предпосылках к: 65 phrases in 14 subjects |
Aviation | 26 |
Aviation medicine | 6 |
Business | 2 |
Drilling | 1 |
Ecology | 1 |
Economy | 1 |
Energy industry | 2 |
General | 1 |
Information technology | 1 |
Law | 2 |
Makarov | 9 |
Medical | 5 |
Military | 3 |
Technology | 5 |