Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
voice communications » mobile communications, guinea communications, online communications
technologien fur » technologien des, technologien und, technologies 2
fur information » zur information, fair information, your information
information can » information case, information 1, information 1.2
developing east » development east, developing a, developing asia
east successes » past successes, early successes, 3rs successes
4 developing » 3 developing
d voice » _ voice, a voice, 5 voice
costs 4 » costs _, costs a, costs 4.2
can d » can do, can de, can _

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information can d voice communications costs 4 developing east successes.*.