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ventilatie : 95 phrases in 21 subjects |
Agriculture | 7 |
Chemistry | 4 |
Coal | 3 |
Construction | 13 |
Earth sciences | 2 |
Electronics | 6 |
Environment | 2 |
General | 6 |
Health care | 1 |
Industry | 2 |
Life sciences | 1 |
Materials science | 1 |
Mechanic engineering | 4 |
Medical | 10 |
Mineral products | 1 |
Municipal planning | 12 |
Patents | 2 |
Politics | 3 |
Social science | 2 |
Technology | 2 |
Transport | 11 |