Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
technologien aids » technologien als, technologien ad, technologien des
aids informations » aids information, ids information, als informations
4 developing » 3 developing
developing a » developing _
der verbal » des verbal, der verbalen, der verband
a access » 2 access, 3 access, 4 access
costs 4 » costs _, costs a, costs 4.2
und » fund

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

• Adding a wildcard symbol may retrieve word variants: technologien aids informations und der verbal communication costs 4 developing a access.*.