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| English thesaurus | |||
| |||
| EM | |||
| electro magnetic: 45 phrases in 13 subjects |
| Agriculture | 1 |
| Communications | 2 |
| Cultural studies | 1 |
| Earth sciences | 7 |
| Economy | 1 |
| Electronics | 11 |
| General | 1 |
| Information technology | 1 |
| Life sciences | 1 |
| Mechanic engineering | 10 |
| Natural sciences | 1 |
| Technology | 1 |
| Transport | 7 |