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vierfach; Vierer- |
quadruplo : 18 phrases in 12 subjects |
Agriculture | 1 |
Cultural studies | 2 |
Earth sciences | 1 |
Electronics | 2 |
Industry | 2 |
Information technology | 1 |
Mechanic engineering | 1 |
Medical | 1 |
Metallurgy | 1 |
Municipal planning | 1 |
Physics | 1 |
Transport | 4 |