Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
voice communications » mobile communications, guinea communications, online communications
technologien poor » technologies pour, technologien fur, technologien zur
poor information » labor information, der information, user information
information case » information based, information can, information costs
developing east » development east, developing a, developing asia
east accessed » last accessed, east successes, all accessed
3 voice » 3 voices, _ voice, a voice
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 poor information case 3 voice communications costs _ developing east accessed.*.