Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
african development » asian development, urban development, driven development
development may » development main, development make, development mali
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation 6 » variation _, variations _, variation des
des verbal » des verbalen, des verbs, models verbal
6 des » 26 des, 6 does, 6 der

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation 6 des verbal communication _ african development may afrique.*.