regeneração : 78 phrases in 18 subjects |
Agriculture | 16 |
Chemistry | 2 |
Coal | 2 |
Communications | 3 |
Earth sciences | 2 |
Electronics | 7 |
Environment | 14 |
Forestry | 7 |
Industry | 6 |
Information technology | 6 |
Life sciences | 1 |
Materials science | 1 |
Medical | 2 |
Metallurgy | 2 |
Patents | 1 |
Radio | 2 |
Transport | 2 |
Waste management | 2 |