Perhaps you should try some spelling variations:
personal communication » interpersonal communication
variation being » variation bei, variation using, variation among
developpement l » developpement il, developpement la, developpement de
die variation » de variation, does variation, der variation
typology die » typology _, typology 4.1, typology 6
es personal » des personal, e personal, ss personal
l afrique » en afrique
being es » being does, being _, being a

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

• Adding a wildcard symbol may retrieve word variants: typology die variation being es personal communication media _ developpement l afrique.*.