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sous -sol: 94 phrases in 19 subjects |
Agriculture | 5 |
Coal | 1 |
Construction | 24 |
Earth sciences | 1 |
Energy industry | 2 |
Environment | 15 |
General | 6 |
Industry | 1 |
International Monetary Fund | 2 |
Law | 4 |
Life sciences | 7 |
Materials science | 2 |
Mechanic engineering | 1 |
Metallurgy | 1 |
Natural resourses and wildlife conservation | 12 |
Natural sciences | 1 |
Scientific | 1 |
Technology | 1 |
Transport | 7 |