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верхнее облако : 32 phrases in 11 subjects |
| Aviation | 9 |
| Ecology | 1 |
| Electronics | 1 |
| Geography | 1 |
| Makarov | 3 |
| Mass media | 1 |
| Military | 3 |
| Navigation | 1 |
| Physics | 2 |
| Programming | 1 |
| Technology | 9 |
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