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| flight time flight time: 32 phrases in 11 subjects |
| Communications | 1 |
| Earth sciences | 1 |
| General | 4 |
| Geology | 1 |
| Information technology | 2 |
| Measuring instruments | 1 |
| Mechanic engineering | 1 |
| Medical | 4 |
| Physical sciences | 1 |
| Technology | 1 |
| Transport | 15 |
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