 |
| accouplements: 245 phrases in 19 subjects |
| Chemistry | 1 |
| Communications | 5 |
| Construction | 3 |
| Earth sciences | 4 |
| Electronics | 2 |
| Energy industry | 1 |
| General | 13 |
| Health care | 2 |
| Information technology | 3 |
| Materials science | 4 |
| Mechanic engineering | 86 |
| Medical | 6 |
| Metallurgy | 2 |
| Natural resourses and wildlife conservation | 3 |
| Natural sciences | 5 |
| Patents | 4 |
| Social science | 2 |
| Statistics | 1 |
| Transport | 98 |