Perhaps you should try some spelling variations:
personal communication » interpersonal communication
does development » dams development, ides development, smes development
development et » development east, developpement et, development eco
variation der » variation des, variation bei, variation _
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
den personal » der personal, de personal, des personal
et afrique » en afrique, l afrique
der den » oder den, der de, der der

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation der den personal communication _ does development et afrique.*.