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devant m; recto m | |||
avers m; face f | |||
face avant | |||
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recto m; recto d'un titre |
voorzijde : 29 phrases in 13 subjects |
Agriculture | 2 |
Communications | 3 |
Earth sciences | 2 |
Energy industry | 1 |
General | 1 |
Information technology | 2 |
Life sciences | 2 |
Mechanic engineering | 5 |
Medical | 1 |
Metallurgy | 1 |
Municipal planning | 2 |
Technology | 2 |
Transport | 5 |