Perhaps you should try some spelling variations:
csr communication » de communication, 3 communication, 4 communication
die developpement » de developpement, le developpement, du developpement
developpement de » developpement des, developpement durable
communication 2 » communication _, communication a, communication 3
typologien die » typologien der, typologie des, typologie der
die variation » de variation, does variation, der variation
variation did » variation des, variation der, variation im
did do » aid do, did so
do csr » does csr

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

• Adding a wildcard symbol may retrieve word variants: typologien die variation did do csr communication 2 die developpement de l'afrique.*.