| English thesaurus | |||
| |||
| AC | |||
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Audio : 229 phrases in 15 subjects |
| Communications | 73 |
| Earth sciences | 7 |
| Economics | 1 |
| Education | 9 |
| Electronics | 38 |
| Environment | 2 |
| General | 2 |
| Informal | 1 |
| Information technology | 23 |
| Law | 1 |
| Microsoft | 29 |
| Patents | 39 |
| Radio | 2 |
| Sociology | 1 |
| Transport | 1 |