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| English thesaurus | |||
| |||
| PEF | |||
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Platform : 54 phrases in 14 subjects |
| Communications | 1 |
| Computers | 4 |
| Ecology | 6 |
| Economics | 1 |
| Energy industry | 1 |
| Environment | 6 |
| General | 10 |
| Health care | 4 |
| Immigration and citizenship | 1 |
| Labor law | 2 |
| Microsoft | 11 |
| Nuclear physics | 2 |
| Social science | 2 |
| Transport | 3 |