Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
information und » informations und
technologies 4 » technologies _
4 information » 2 information, 1 information
normen verbal » non verbal, forma verbal
4 developing » 3 developing
developing e » developing _, developing a, developing east
und normen » und formen
e access » 2 access, 3 access, 4 access
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information und normen verbal communication costs 4 developing e access.*.