 |
| level ground: 277 phrases in 55 subjects |
| Aerohydrodynamics | 2 |
| Agriculture | 3 |
| Apollo-Soyuz | 1 |
| Architecture | 3 |
| Astronautics | 12 |
| Astronomy | 1 |
| Automobiles | 5 |
| Aviation | 9 |
| Cables and cable production | 1 |
| Cartography | 1 |
| Caspian | 1 |
| Chemistry | 2 |
| Computers | 1 |
| Construction | 30 |
| Diplomacy | 6 |
| Ecology | 16 |
| Electronics | 3 |
| Energy industry | 4 |
| Environment | 1 |
| Figurative | 2 |
| General | 25 |
| Geology | 4 |
| Geophysics | 2 |
| Household appliances | 1 |
| Hydraulic engineering | 1 |
| Jargon | 1 |
| Makarov | 20 |
| Mass media | 1 |
| Medical | 4 |
| Melioration | 1 |
| Metallurgy | 1 |
| Military | 13 |
| Mining | 3 |
| Natural resourses and wildlife conservation | 2 |
| Navigation | 1 |
| Nuclear physics | 14 |
| Obsolete / dated | 1 |
| Oil / petroleum | 4 |
| Oilfields | 1 |
| Physics | 1 |
| Production | 3 |
| Pulp and paper industry | 2 |
| Real estate | 1 |
| Research and development | 10 |
| Road construction | 1 |
| Road works | 1 |
| Sakhalin | 3 |
| Seismology | 1 |
| Skydiving | 1 |
| Sociology | 1 |
| Surveying | 1 |
| Technology | 44 |
| Thermal engineering | 1 |
| Water resources | 1 |
| Weapons of mass destruction | 1 |