Perhaps you should try some spelling variations:
device communication » services communication, voice communication, mobile communication
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
information und » informations und
4 development » 2 development, 4 developing
1 stresses » _ stresses, _ stressed, day stresses
de device » code device, adb device, _ device
costs 4 » costs _, costs a, costs 4.2
und de » und der, und des, und den

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information und de device communication costs 4 development 1 stresses.*.