 |
| кислород: 462 phrases in 44 subjects |
| Agriculture | 1 |
| Analytical chemistry | 1 |
| Astronautics | 32 |
| Astronomy | 1 |
| Automobiles | 8 |
| Aviation | 74 |
| Biology | 8 |
| Business | 1 |
| Chemistry | 56 |
| Construction | 4 |
| Cooking | 1 |
| Cosmetics and cosmetology | 1 |
| Dentistry | 1 |
| Environment | 5 |
| Figurative | 2 |
| Food industry | 2 |
| Forestry | 12 |
| General | 23 |
| Geology | 5 |
| GOST | 1 |
| Hematology | 1 |
| Hydraulic engineering | 1 |
| Ichthyology | 1 |
| Informal | 1 |
| Mechanic engineering | 1 |
| Medical | 35 |
| Medical appliances | 24 |
| Metallurgy | 22 |
| Meteorology | 1 |
| Military | 3 |
| Mining | 20 |
| Natural resourses and wildlife conservation | 30 |
| Nuclear physics | 6 |
| Oceanography & oceanology | 1 |
| Oil and gas technology | 2 |
| Paragliding | 1 |
| Physics | 2 |
| Physiology | 2 |
| Pulmonology | 1 |
| Research and development | 8 |
| Technology | 31 |
| Textile industry | 4 |
| Water supply | 10 |
| Welding | 15 |