Perhaps you should try some spelling variations:
development manuel » developpement manuel, development model, development master
leur development » leur developpement, your development, spur development
communication 5 » communication _, communication a, communication 3
3 communication » 4 communication, de communication, data communication
apologien der » typologien der, apologie des, ideologien der
der variation » de variation, does variation, die variation
variation 6 » variation _, variations _, variation des
5 leur » a leur
6 so » 16 so, _ so, 6 co
so 3 » so _, o 3, do 3

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

• Adding a wildcard symbol may retrieve word variants: apologien der variation 6 so 3 communication 5 leur development manuel afrique.*.