opening: 105 phrases in 26 subjects |
Agriculture | 16 |
Antennas and waveguides | 2 |
Business | 1 |
Chemistry | 5 |
Coal | 1 |
Communications | 1 |
Construction | 1 |
Cultural studies | 1 |
Earth sciences | 7 |
Economy | 2 |
Electronics | 3 |
Environment | 2 |
Finances | 8 |
General | 17 |
Hobbies and pastimes | 2 |
Industry | 4 |
Information technology | 7 |
Law | 3 |
Life sciences | 1 |
Marketing | 2 |
Materials science | 3 |
Mechanic engineering | 5 |
Metallurgy | 1 |
Natural sciences | 1 |
Technology | 1 |
Transport | 8 |