Perhaps you should try some spelling variations:
technologien does » technologien des, technologien als, technologie de
does information » des informations, dis information, users information
de communication » mobile communication, online communication
contents how » content how, contents co, contents mot
3 developing » 3 development
developing 1 » developing _, developing a, developing e
costs 3 » costs _, costs 4, costs a
how de » how doe, how do, how ae

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

• Adding a wildcard symbol may retrieve word variants: technologien does information contents how de communication costs 3 developing 1 africa.*.