Perhaps you should try some spelling variations:
communications 3.1 » communication 3.1, communications 2.1, communications 3.3
a communications » a communication, data communications, a communicative
does development » dams development, ides development, smes development
development en » developpement en, development menu, development eco
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation des » variation _, variation 6, variation series
des does » des doses, der does, des dorfes
3.1 does » 4.1 does, 2.3.1 does, 13.2 does
does a » does _

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: typologie der variation des does a communications 3.1 does development en afrique.*.