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| биологическая система: 89 phrases in 25 subjects |
| Agriculture | 5 |
| Artificial intelligence | 2 |
| Astronautics | 3 |
| Automated equipment | 2 |
| Aviation | 2 |
| Aviation medicine | 6 |
| Biology | 1 |
| Construction | 1 |
| Ecology | 10 |
| Energy industry | 8 |
| Horticulture | 1 |
| Makarov | 8 |
| Medical | 3 |
| Meteorology | 1 |
| Military | 15 |
| Nanotechnology | 6 |
| Natural resourses and wildlife conservation | 2 |
| Oil and gas technology | 1 |
| Programming | 2 |
| Scientific | 2 |
| Statistics | 1 |
| Technology | 3 |
| United Nations | 1 |
| Water supply | 2 |
| Weapons of mass destruction | 1 |