 |
| перпендикуляр: 70 phrases in 20 subjects |
| Anatomy | 1 |
| Astronomy | 8 |
| Bookish / literary | 1 |
| Construction | 5 |
| General | 4 |
| Geology | 2 |
| Geometry | 1 |
| Kayaking | 1 |
| Machine components | 1 |
| Mathematics | 13 |
| Military | 3 |
| Missiles | 1 |
| Nautical | 2 |
| Navy | 4 |
| Physics | 2 |
| Quantum electronics | 1 |
| Radio | 2 |
| Road works | 1 |
| Shipbuilding | 11 |
| Technology | 6 |