Perhaps you should try some spelling variations:
virtual communication » visual communication, verbal communication, cultural communication
information costs » information contents, information centers, information content
technologien fur » technologien des, technologien und, technologies 2
fur information » zur information, fair information, your information
developing seas » developing areas, developing east, developing self
2.3 virtual » 2.1 virtual, 2.2 virtual, 2.5 virtual
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: technologien fur information costs 2.3 virtual communication costs _ developing seas areas.*.