afvallen: 179 phrases in 16 subjects |
Agriculture | 9 |
Chemistry | 3 |
Construction | 5 |
Economy | 7 |
Electronics | 7 |
Environment | 111 |
Food industry | 1 |
General | 14 |
Industry | 5 |
Law | 1 |
Nuclear and fusion power | 2 |
Nuclear physics | 4 |
Patents | 2 |
Scientific | 1 |
Transport | 3 |
Waste management | 4 |