| English thesaurus | |||
| |||
| ABC (ZolVas) | |||
|
Absolute : 228 phrases in 20 subjects |
| Automatic control | 3 |
| Buddhism | 4 |
| Computers | 10 |
| Construction | 7 |
| Economics | 1 |
| Electronics | 2 |
| General | 84 |
| International Monetary Fund | 4 |
| Lighting other than cinema | 1 |
| Linguistics | 3 |
| Mathematics | 2 |
| Microsoft | 11 |
| Physics | 52 |
| Power system protection | 1 |
| Radio | 4 |
| Rail transport | 3 |
| Sound recording | 5 |
| Technology | 28 |
| Telegraphy | 1 |
| Vacuum tubes | 2 |