Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
developpement l » developpement il, developpement la, developpement de
typologie die » typologie des, typologie der, theologie die
die variation » de variation, does variation, der variation
variation dem » variation des, variation der, variation de
der verbal » des verbal, der verbalen, der verband
l afrique » en afrique
dem der » dem ddr
a le » a les, a l, a e

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "typologie die variation dem der verbal communication ((a le) OR (a la)) developpement l afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie die variation dem der verbal communication ((a le) OR (a la)) developpement l afrique.*.