Perhaps you should try some spelling variations:
communicative costs » communication costs, communications costs, communication costa
voice communicative » voice communication, voice communications, face communicative
technologien und » technologie und, technologien des, technologien fur
information case » information based, information can, information costs
und information » fund information, road information, award information
4 developing » 3 developing
developing e » developing _, developing a, developing east
e access » 2 access, 3 access, 4 access
2 voice » _ voice, a voice, 5 voice
costs 4 » costs _, costs a, costs 4.2
case 2 » case 1

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

• Adding a wildcard symbol may retrieve word variants: technologien und information case 2 voice communicative costs 4 developing e access.*.