Perhaps you should try some spelling variations:
oral communication » personal communication
africa development » african development, american development, physical development
development min » development main, development menu, development may
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation 6 » variation _, variations _, variation des
min afrique » en afrique
des oral » des moral, des oil, des orts
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 oral communication _ africa development min afrique.*.