Perhaps you should try some spelling variations:
device communication » services communication, voice communication, mobile communication
information 6.2 » information 1.2, information 2.2, information 6.1
technologies 3 » technologies _, technologies 4, technologies 2
3.3 developing » 4 developing, 2 developing, 1 developing
3 information » 1 information
developing a » developing _
und device » end device, und service, end devices
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
6.2 und » 1.2 und, 2.2 und, 6.2 un

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

• Adding a wildcard symbol may retrieve word variants: technologies 3 information 6.2 und device communication costs 3.3 developing a real.*.