opening: 121 phrases in 28 subjects |
Agriculture | 13 |
Antennas and waveguides | 3 |
Business | 1 |
Chemistry | 5 |
Coal | 3 |
Communications | 2 |
Construction | 4 |
Cultural studies | 1 |
Earth sciences | 8 |
Economy | 3 |
Education | 1 |
Electronics | 5 |
Environment | 1 |
Finances | 11 |
General | 20 |
Hobbies and pastimes | 2 |
Industry | 4 |
Information technology | 7 |
Law | 1 |
Life sciences | 2 |
Marketing | 3 |
Materials science | 2 |
Mechanic engineering | 7 |
Medical | 1 |
Metallurgy | 2 |
Natural sciences | 1 |
Technology | 1 |
Transport | 7 |