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at threshold : 20 phrases in 9 subjects |
| Accounting | 1 |
| Airports and air traffic control | 1 |
| Astronautics | 1 |
| Chess | 1 |
| Energy industry | 2 |
| General | 7 |
| Makarov | 3 |
| Nuclear physics | 1 |
| Technology | 3 |
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