 |
| spiralförmig: 73 phrases in 27 subjects |
| Aerodynamics | 4 |
| Astronomy | 7 |
| Aviation | 4 |
| Chemistry | 2 |
| Construction | 6 |
| Electronics | 3 |
| Engines | 1 |
| General | 1 |
| High energy physics | 15 |
| Hydraulics | 1 |
| Law | 2 |
| Machine components | 1 |
| Metalworking | 2 |
| Microelectronics | 1 |
| Military | 3 |
| Natural resourses and wildlife conservation | 1 |
| Oil / petroleum | 2 |
| Quantum electronics | 4 |
| Rail transport | 1 |
| Refrigeration | 1 |
| Silicate industry | 1 |
| Technology | 3 |
| Textile industry | 2 |
| Thermal engineering | 1 |
| Water supply | 2 |
| Welding | 1 |
| Радиоактивное излучение | 1 |