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afwisseling f | |||
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alternerende signalen; serie van alternerende werk-en rusttekens |
alternancia : 31 phrases in 14 subjects |
Communications | 2 |
Construction | 1 |
Economy | 1 |
Education | 8 |
Electronics | 1 |
General | 4 |
Information technology | 1 |
Law | 1 |
Mathematics | 2 |
Medical | 1 |
Microsoft | 3 |
Scientific | 2 |
Social science | 2 |
Transport | 2 |