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slip : 19 phrases in 10 subjects |
| Astronautics | 3 |
| Communications | 1 |
| Earth sciences | 2 |
| Electronics | 2 |
| Environment | 1 |
| Information technology | 2 |
| Mechanic engineering | 2 |
| Medical | 1 |
| Technology | 2 |
| Transport | 3 |
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