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| upper threshold (oleg.vigodsky) | |||
| верхний порог: 16 phrases in 9 subjects |
| Construction | 1 |
| General | 1 |
| Navigation | 1 |
| Oceanography & oceanology | 1 |
| Oil and gas | 3 |
| Production | 3 |
| Psychiatry | 2 |
| Psychology | 1 |
| Telecommunications | 3 |
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