spacers : 93 phrases in 19 subjects |
Agriculture | 1 |
Biotechnology | 4 |
Chemistry | 2 |
Coal | 1 |
Construction | 15 |
Electronics | 5 |
General | 6 |
Genetics | 1 |
Industry | 3 |
Information technology | 1 |
Materials science | 1 |
Mechanic engineering | 26 |
Medical | 4 |
Metallurgy | 1 |
Packaging | 1 |
Power lines | 1 |
Sports | 1 |
Technology | 10 |
Transport | 9 |