 |
| English thesaurus | |||
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| PEE (UK) | |||
| Proof and: 15 phrases in 12 subjects |
| Communications | 1 |
| Construction | 1 |
| Electric machinery | 1 |
| Foreign trade | 1 |
| General | 1 |
| Germany | 1 |
| Immigration and citizenship | 1 |
| Industry | 2 |
| Information technology | 1 |
| Law | 2 |
| Measuring instruments | 2 |
| Politics | 1 |