air: 200 phrase in 16 subjects |
Chemistry | 16 |
Commerce | 4 |
Communications | 2 |
Economy | 11 |
Environment | 42 |
Food industry | 1 |
General | 29 |
Immigration and citizenship | 2 |
Information technology | 3 |
International law | 1 |
Life sciences | 5 |
Mechanic engineering | 2 |
Microsoft | 1 |
Natural sciences | 3 |
Technology | 3 |
Transport | 75 |