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exploite : 46 phrases in 17 subjects |
| Agriculture | 2 |
| Coal | 1 |
| Commerce | 1 |
| Communications | 3 |
| Earth sciences | 1 |
| Economics | 3 |
| Electronics | 3 |
| Fish farming pisciculture | 1 |
| General | 3 |
| Industry | 1 |
| Information technology | 3 |
| Insurance | 1 |
| Law | 2 |
| Life sciences | 2 |
| Natural sciences | 1 |
| Statistics | 2 |
| Transport | 16 |