désagrégation: 40 phrases in 15 subjects |
Agriculture | 2 |
Astronomy | 6 |
Building structures | 1 |
Cement | 1 |
Coal | 1 |
Construction | 6 |
Environment | 5 |
General | 2 |
Life sciences | 4 |
Medical | 4 |
Metallurgy | 1 |
Natural resourses and wildlife conservation | 3 |
Pharmacy and pharmacology | 1 |
Statistics | 1 |
Transport | 2 |