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| English thesaurus | |||
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| PRE | |||
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Pitting : 26 phrases in 11 subjects |
| Agriculture | 5 |
| Chemistry | 1 |
| Coal | 2 |
| Construction | 1 |
| Health care | 1 |
| Materials science | 1 |
| Mechanic engineering | 2 |
| Metallurgy | 6 |
| Natural resourses and wildlife conservation | 1 |
| Natural sciences | 5 |
| Zoology | 1 |