 |
| invariable: 37 phrases in 13 subjects |
| Astronautics | 4 |
| Astronomy | 3 |
| Automated equipment | 4 |
| Aviation | 1 |
| Chemistry | 2 |
| Construction | 4 |
| Finances | 1 |
| Information technology | 1 |
| Mathematics | 1 |
| Mechanic engineering | 9 |
| Metallurgy | 1 |
| Surveying | 1 |
| Technology | 5 |
|
| invariable: 37 phrases in 13 subjects |
| Astronautics | 4 |
| Astronomy | 3 |
| Automated equipment | 4 |
| Aviation | 1 |
| Chemistry | 2 |
| Construction | 4 |
| Finances | 1 |
| Information technology | 1 |
| Mathematics | 1 |
| Mechanic engineering | 9 |
| Metallurgy | 1 |
| Surveying | 1 |
| Technology | 5 |