Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
information costs » information contents, information centers, information content
technologie 2 » technologies 2, technologie c, technologie 3
developing ce » developing e, developing ict, developing cil
des verbal » des verbalen, des verbs, models verbal
costs des » costs fees
ce africa » de africa, care africa, use africa

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

• Adding a wildcard symbol may retrieve word variants: technologie 2 information costs des verbal communication costs _ developing ce africa.*.