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| sikker drift | |||
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exploitation sure : 32 phrases, 13 sujets |
| Agriculture | 4 |
| Communications | 7 |
| Construction | 1 |
| Économie | 1 |
| Éducation | 2 |
| Électronique | 3 |
| Environnement | 1 |
| Général | 1 |
| Informatique | 3 |
| Loi | 1 |
| Pisciculture pisciculture | 1 |
| Science sociale | 1 |
| Transport | 6 |