φράγμα: 167 phrases in 21 subjects |
Agriculture | 5 |
Chemistry | 1 |
Coal | 7 |
Communications | 2 |
Construction | 81 |
Earth sciences | 4 |
Electronics | 18 |
Environment | 6 |
General | 3 |
Industry | 7 |
Information technology | 1 |
Labor law | 1 |
Law | 1 |
Life sciences | 4 |
Mathematics | 2 |
Mechanic engineering | 2 |
Medical | 1 |
Natural sciences | 3 |
Physical sciences | 1 |
Statistics | 5 |
Transport | 12 |