Perhaps you should try some spelling variations:
device communication » services communication, voice communication, mobile communication
technologies better » technologies peter, technologies between, technologies chapter
better information » weather information, sector information, further information
information 3 » information 2
4 developing » 3 developing
developing a » developing _
und device » end device, und service, end devices
costs 4 » costs _, costs a, costs 4.2
a areas » 1 areas, 2 areas, 4 areas
3 und » 13 und, 23 und, _ und

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

• Adding a wildcard symbol may retrieve word variants: technologies better information 3 und device communication costs 4 developing a areas.*.