espiral : 144 phrases in 19 subjects |
Agriculture | 14 |
Chemistry | 2 |
Communications | 4 |
Construction | 1 |
Earth sciences | 9 |
Economy | 6 |
Electronics | 15 |
Forestry | 1 |
General | 1 |
Industry | 33 |
Information technology | 2 |
Materials science | 2 |
Mechanic engineering | 23 |
Medical | 22 |
Metallurgy | 3 |
Natural sciences | 2 |
Physical sciences | 1 |
Textile industry | 1 |
Transport | 2 |