Perhaps you should try some spelling variations:
voice communication » voice communications, mobile communication, device communication
developed content » developed contexts, developed control, development contents
technologien fur » technologien des, technologien und, technologies 2
content assessed » contexts assessed, contents assessing, context assessing
fur information » zur information, fair information, your information
information 17 » information 1.7, information 1, information 11
6.1 developed » 5.1 developed, 6.4 developed, 2.0 developed
costs 6.1 » costs 4.1, costs 6.4, costs 2.1

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information 17 _ voice communication costs 6.1 developed content assessed.*.