 |
| time curve: 255 phrases in 54 subjects |
| Astronautics | 1 |
| Automated equipment | 3 |
| Automobiles | 3 |
| Aviation | 4 |
| Aviation medicine | 2 |
| Ballistics | 1 |
| Clinical trial | 5 |
| Combustion gas turbines | 2 |
| Construction | 3 |
| Diplomacy | 1 |
| Drilling | 7 |
| Ecology | 1 |
| Economy | 2 |
| Electrical engineering | 5 |
| Electronics | 3 |
| Energy industry | 7 |
| Firefighting and fire-control systems | 4 |
| Fish farming pisciculture | 1 |
| Food industry | 2 |
| Forestry | 1 |
| General | 4 |
| Geology | 12 |
| Geophysics | 16 |
| Hydrology | 5 |
| Intelligence and security services | 1 |
| Law | 1 |
| Makarov | 18 |
| Materials science | 1 |
| Mathematics | 5 |
| Mechanics | 2 |
| Medical | 14 |
| Metallurgy | 2 |
| Meteorology | 1 |
| Metrology | 1 |
| Microbiology | 1 |
| Military | 3 |
| Mining | 3 |
| Missiles | 1 |
| Nanotechnology | 1 |
| Oil / petroleum | 27 |
| Oil and gas | 5 |
| Pharmacy and pharmacology | 2 |
| Physics | 2 |
| Polygraphy | 1 |
| Power system protection | 1 |
| Programming | 1 |
| Project management | 1 |
| Quality control and standards | 1 |
| Rail transport | 4 |
| Refrigeration | 1 |
| Seismology | 33 |
| Shipbuilding | 2 |
| Technology | 21 |
| Thermal engineering | 3 |