Perhaps you should try some spelling variations:
technologien fur » technologien des, technologien und, technologies 2
information case » information based, information can, information costs
fur information » zur information, fair information, your information
4 developing » 3 developing
den mobile » does mobile, open mobile, non mobile
case den » case des, case d, case d1
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 fur information case den mobile communication costs 4 developing _ areas.*.