Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
variation among » starvation among, formation among, variation von
d developpement » de developpement, du developpement, le developpement
developpement l » developpement il, developpement la, developpement de
typologien de » typologien der, typologie des, typologie der
de variation » der variation, die variation, does variation
does verbal » des verbal, does vertical, models verbal
among does » among boys, among les, among donors
l afrique » en afrique
media d » 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 de variation among does verbal communication media d developpement l afrique.*.