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frictionless : 56 phrases in 19 subjects |
| Aerohydrodynamics | 4 |
| Astronautics | 2 |
| Automated equipment | 4 |
| Construction | 3 |
| Economics | 2 |
| Electronics | 2 |
| Gyroscopes | 2 |
| Hydrology | 1 |
| Makarov | 13 |
| Mathematics | 2 |
| Mechanic engineering | 1 |
| Nanotechnology | 3 |
| Nautical | 5 |
| Oil and gas | 1 |
| Physics | 1 |
| Plastics | 1 |
| Refrigeration | 1 |
| Technology | 7 |
| Transport | 1 |