Perhaps you should try some spelling variations:
voice communication » voice communications, mobile communication, device communication
developed contexts » developed content, development contexts, developing contexts
contexts assessed » contents assessing, context assessing, contexts affected
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
information 2 » information 3
20 developed » 2.0 developed, _ developed, a developed
re voice » more voice, new voice, one voice
costs 20 » costs 60, costs 2.3, costs 2.1
2 re » _ re, 2 de

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 2 re voice communication costs 20 developed contexts assessed.*.