stempel: 49 phrases in 18 subjects |
Agriculture | 3 |
Chemistry | 7 |
Coal | 1 |
Communications | 1 |
Construction | 1 |
Economy | 1 |
Finances | 2 |
General | 6 |
Immigration and citizenship | 2 |
Industry | 8 |
Law | 2 |
Materials science | 2 |
Mechanic engineering | 3 |
Metallurgy | 2 |
Microsoft | 1 |
Natural sciences | 1 |
Patents | 5 |
Transport | 1 |