Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
information costs » information contents, information centers, information content
technologie 1 » technologies 1, technologien 1, technologie c
developing 11 » developing _, developing a, developing e
des verbal » des verbalen, des verbs, models verbal
costs des » costs fees
11 africa » 11 african, 1 africa, 1.1 african

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

• Adding a wildcard symbol may retrieve word variants: technologie 1 information costs des verbal communication costs _ developing 11 africa.*.