 |
| nitrogen unit: 28 phrases in 16 subjects |
| Caspian | 5 |
| Food industry | 1 |
| Gas processing plants | 1 |
| Immunology | 1 |
| Karachaganak | 1 |
| Medical | 3 |
| Military | 3 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 2 |
| Oilfields | 2 |
| Production | 1 |
| Refrigeration | 1 |
| Sakhalin | 2 |
| Sakhalin S | 1 |
| Technology | 2 |