Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
information content » information contents, information centers, information centre
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
13 developing » 1.3 developing, 3 developing, 1 developing
developing 1 » developing _, developing a, developing e
content des » content does, contenu des, content der
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 des information content des verbal communication costs 13 developing 1 africa.*.