Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
information case » information based, information can, information costs
technologie und » technologies 2.1
und information » fund information, road information, award information
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
host verbal » post verbal
case host » case cost, cases cost, case how
costs 2.3 » costs 4.2, costs 4.4

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

• Adding a wildcard symbol may retrieve word variants: technologie und information case host verbal communication costs 2.3 developing _ areas.*.