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| zone des réductions | |||
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reduction area : 20 phrases in 9 subjects |
| Agriculture | 1 |
| Chemistry | 1 |
| Earth sciences | 2 |
| Environment | 1 |
| General | 2 |
| Materials science | 2 |
| Metallurgy | 6 |
| Technology | 4 |
| United Nations | 1 |
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