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| oxigénio | |||
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oxigenado : 32 phrases in 13 subjects |
| Agriculture | 1 |
| Chemistry | 8 |
| Coal | 1 |
| Electronics | 1 |
| Energy industry | 1 |
| Environment | 3 |
| General | 1 |
| Industry | 3 |
| Materials science | 1 |
| Medical | 3 |
| Metallurgy | 6 |
| Pharmacy and pharmacology | 2 |
| Transport | 1 |
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