extração : 222 phrases in 29 subjects |
Agriculture | 36 |
Brazil | 2 |
Chemistry | 16 |
Coal | 12 |
Communications | 3 |
Earth sciences | 6 |
Economy | 3 |
Electronics | 8 |
Energy industry | 5 |
Environment | 29 |
Finances | 1 |
General | 5 |
Hobbies and pastimes | 1 |
Industry | 25 |
Information technology | 14 |
Life sciences | 5 |
Materials science | 1 |
Mechanic engineering | 2 |
Metallurgy | 3 |
Microsoft | 7 |
Mining | 1 |
Municipal planning | 5 |
Natural sciences | 2 |
Physical sciences | 2 |
Statistics | 5 |
Technology | 10 |
Transport | 8 |
Waste management | 3 |
Work flow | 2 |