Perhaps you should try some spelling variations:
developpement durable » developpement de
das developpement » des developpements, de developpement, du developpement
communications a » communications _, communications law, communications media
variation behn » variation bei, variation des, variation der
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
behn does » being does, ban does
does data » does cat
a das » 1 das, 2 das, 3 das

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation behn does data communications a das developpement durable afrique.*.