Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
technologien gegen » technologie gegen, technologien des, technologies general
gegen information » egen information, graen information, green information
information case » information based, information can, information costs
3 development » 2 development
development 2 » development 1, development 2.1, development 2.3
npo verbal » non verbal
case npo » case neo, case new, case n
2 access » 3 access
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien gegen information case npo verbal communication costs 3 development 2 access.*.