Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
13 developing » 1.3 developing, 3 developing, 1 developing
contents des » contenus des, contents less, contents je
developing 1 » developing _, developing a, developing e
des verbal » des verbalen, des verbs, models verbal
costs 13 » costs 1, costs 3, costs 12.3

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information contents des verbal communication costs 13 developing 1 africa.*.