φράγμα : 223 phrases in 20 subjects |
Agriculture | 11 |
Brazil | 1 |
Chemistry | 1 |
Coal | 6 |
Communications | 2 |
Construction | 112 |
Earth sciences | 8 |
Electronics | 17 |
Environment | 11 |
General | 2 |
Industry | 7 |
Information technology | 1 |
Labor law | 1 |
Law | 2 |
Life sciences | 11 |
Mathematics | 3 |
Mechanic engineering | 2 |
Natural sciences | 1 |
Statistics | 6 |
Transport | 18 |