Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
voice communications » mobile communications, guinea communications, online communications
technologien zur » technologien fur, technologien des, technologien und
information case » information based, information can, information costs
zur information » fur information, your information, der information
developing east » development east, developing a, developing asia
3 developing » 3 development
east access » cost access, easier access, last accessed
3 voice » 3 voices, _ voice, a voice
costs 3 » costs _, costs 4, costs a
case 3 » case 1, case 2

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

• Adding a wildcard symbol may retrieve word variants: technologien zur information case 3 voice communications costs 3 developing east access.*.