Perhaps you should try some spelling variations:
personal communication » interpersonal communication
communication 18 » communication 1, communication 10, communication 11
area development » asia development, career development, africa development
development eco » development second, development east, development menu
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation bei » variation des, variation der, variation _
der personal » der personalen, der personen, der person
eco afrique » en afrique
18 area » 1 area, 1.1 area, 1.3 area

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation bei der personal communication 18 area development eco afrique.*.