κέλυφος : 103 phrases in 19 subjects |
Agriculture | 11 |
Brazil | 2 |
Chemistry | 10 |
Coal | 3 |
Construction | 6 |
Electronics | 4 |
Finances | 2 |
General | 1 |
Hobbies and pastimes | 3 |
Information technology | 1 |
Law | 3 |
Life sciences | 2 |
Mechanic engineering | 38 |
Metallurgy | 2 |
Microsoft | 1 |
Nuclear physics | 3 |
Statistics | 1 |
Technology | 1 |
Transport | 9 |