 |
| free vibrations: 29 phrases in 15 subjects |
| Automated equipment | 1 |
| Aviation | 4 |
| Chemistry | 1 |
| Construction | 1 |
| Forestry | 1 |
| General | 1 |
| Makarov | 2 |
| Mathematics | 2 |
| Medical appliances | 1 |
| Nanotechnology | 2 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Packaging | 2 |
| Technology | 7 |
| Transport | 2 |