Perhaps you should try some spelling variations:
personal communication » interpersonal communication
leur developpement » le developpement, deux developpements, de developpement
communication 10 » communication 1, communication _, communication a
typologien does » typologie des, typologien der, typologie der
does variation » de variation, der variation, die variation
des afrique » en afrique, de l'afrique

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

• Adding a wildcard symbol may retrieve word variants: typologien does variation _ from personal communication 10 leur developpement des afrique.*.