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| V- | |||
| треугольного сечения: 35 phrases in 15 subjects |
| Aerohydrodynamics | 1 |
| Astronautics | 1 |
| Aviation | 1 |
| Bridge construction | 1 |
| Construction | 9 |
| Forestry | 4 |
| General | 1 |
| Makarov | 1 |
| Mechanic engineering | 2 |
| Mechanics | 1 |
| Military | 2 |
| Oilfields | 2 |
| Packaging | 4 |
| Plastics | 2 |
| Technology | 3 |