Perhaps you should try some spelling variations:
personal communication » interpersonal communication
bet developpement » et developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
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
l afrique » en afrique
a bet » a best, a bent, a beta

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 a bet developpement l afrique.*.