Perhaps you should try some spelling variations:
online communication » mobile communication, business communication, mobile communications
information banken » information bank, information banks, information based
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
4 developing » 3 developing
banken der » banden der, banken den, banken mehr
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: technologien ad information banken der online communication costs 4 developing _ areas.*.