Perhaps you should try some spelling variations:
personal communication » interpersonal communication
communication 2.1 » communication 22.1, communications 2.1, communication 2.4
die developpement » de developpement, le developpement, du developpement
developpement l » developpement il, developpement la, developpement de
variation bei » variation des, variation der, variation _
de variation » der variation, die variation, does variation
der personal » der personalen, der personen, der person
typology de » typology _, typology 6, typology a
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: typology de variation bei der personal communication 2.1 die developpement l afrique.*.