| English thesaurus | |||
| |||
| ONE | |||
|
Operations : 66 phrases in 11 subjects |
| Computer networks | 2 |
| Ecology | 1 |
| Economics | 3 |
| Electric motors | 11 |
| Electricity generation | 13 |
| Electronics | 12 |
| Magnetics | 1 |
| Mathematics | 1 |
| Power system protection | 8 |
| Transformers | 5 |
| Vacuum tubes | 9 |