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| Verkokungsgas m; Steinkohlengas n | |||
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coke gas : 24 phrases in 11 subjects |
| Cement | 1 |
| Chemistry | 4 |
| Coal | 3 |
| Construction | 3 |
| General | 5 |
| Industry | 1 |
| Metallurgy | 3 |
| Mining | 1 |
| Natural resourses and wildlife conservation | 1 |
| Statistics | 1 |
| Technology | 1 |
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