Perhaps you should try some spelling variations:
virtual communication » visual communication, verbal communication, cultural communication
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
information und » informations und
3.1 developing » 3.3 developing, 3.2 developing, 4.1 developing
developing e » developing _, developing a, developing east
des virtual » das virtual, fees virtual, dan virtual
costs 3.1 » costs 3.5, costs 4.1, costs 2.1
e access » 2 access, 3 access, 4 access
und des » und der

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

• Adding a wildcard symbol may retrieve word variants: technologien als information und des virtual communication costs 3.1 developing e access.*.