| English thesaurus | |||
| |||
| ETL | |||
|
Environmental Technology : 50 phrases in 12 subjects |
| Astronautics | 8 |
| Construction | 2 |
| Ecology | 6 |
| Energy industry | 11 |
| Environment | 3 |
| European Bank for Reconstruction and Development | 1 |
| Makarov | 3 |
| Military | 6 |
| Nanotechnology | 1 |
| Technology | 2 |
| United Nations | 6 |
| Water supply | 1 |