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asse principale : 26 phrases in 10 subjects |
| Agriculture | 1 |
| Communications | 4 |
| Earth sciences | 4 |
| Electronics | 1 |
| General | 5 |
| Government, administration and public services | 1 |
| Labor law | 1 |
| Law | 3 |
| Mechanic engineering | 1 |
| Transport | 5 |
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