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purger : 75 phrases in 18 subjects |
| Agriculture | 1 |
| Chemistry | 4 |
| Coal | 1 |
| Construction | 8 |
| Earth sciences | 8 |
| Energy industry | 2 |
| Environment | 1 |
| Forestry | 3 |
| General | 4 |
| Immigration and citizenship | 2 |
| Industry | 1 |
| Law | 2 |
| Life sciences | 1 |
| Materials science | 1 |
| Mechanic engineering | 21 |
| Metallurgy | 5 |
| Natural sciences | 1 |
| Transport | 9 |
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