Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
developpement en » developpement et, developpement des, developpement de
variation using » variations during, variation und, variation among
a developpement » au developpement, de developpement, le developpement
typologien die » typologien der, typologie des, typologie der
die variation » de variation, does variation, der variation
does verbal » des verbal, does vertical, models verbal
using does » using deep, being does, using aes
media a » media _, media 1, media 3

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

• Adding a wildcard symbol may retrieve word variants: typologien die variation using does verbal communication media a developpement en afrique.*.