opening : 96 phrases in 25 subjects |
Agriculture | 14 |
Business | 1 |
Chemistry | 5 |
Coal | 1 |
Communications | 2 |
Construction | 2 |
Cultural studies | 1 |
Earth sciences | 7 |
Economy | 2 |
Education | 1 |
Electronics | 4 |
Environment | 2 |
Finances | 8 |
General | 9 |
Hobbies and pastimes | 1 |
Industry | 5 |
Information technology | 7 |
Law | 2 |
Materials science | 2 |
Mechanic engineering | 5 |
Medical | 1 |
Metallurgy | 1 |
Natural sciences | 2 |
Technology | 1 |
Transport | 10 |