trap : 120 phrases in 18 subjects |
Agriculture | 3 |
Astronautics | 1 |
Chemistry | 4 |
Coal | 1 |
Communications | 11 |
Construction | 19 |
Earth sciences | 4 |
Electronics | 40 |
Environment | 2 |
General | 8 |
Industry | 2 |
Mathematics | 3 |
Mechanic engineering | 5 |
Microsoft | 1 |
Municipal planning | 3 |
Natural resourses and wildlife conservation | 5 |
Transport | 3 |
Zoology | 5 |