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 als » technologien des, technologien fur, technologien und
information case » information based, information can, information costs
als information » als informations, aids information, laws information
20 developed » 2.0 developed, _ developed, a developed
im voice » _ voice, a voice, my voice
costs 20 » costs 60, costs 2.3, costs 2.1
case im » case i, case ii, case iv

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

• Adding a wildcard symbol may retrieve word variants: technologien als information case im voice communication costs 20 developed contexts assessed.*.