corona : 143 phrases in 22 subjects |
Agriculture | 13 |
Coal | 4 |
Communications | 1 |
Earth sciences | 4 |
Economy | 1 |
Education | 1 |
Electronics | 7 |
Finances | 4 |
General | 10 |
Geography | 1 |
Industry | 13 |
Information technology | 1 |
Law | 2 |
Life sciences | 2 |
Materials science | 3 |
Mechanic engineering | 26 |
Medical | 17 |
Metallurgy | 2 |
Municipal planning | 2 |
Natural resourses and wildlife conservation | 1 |
Natural sciences | 11 |
Transport | 17 |