Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
oral communications » oral communication, rural communications, moral communication
technologien fur » technologien des, technologien und, technologies 2
fur information » zur information, fair information, your information
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
costs 3.2 » costs 4.2, cost 3.2, costs 3.5
why oral » why rural, why deal
3.2 why » 1.2 why, 2.2 why, 8.2 why

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information 3.2 why oral communications costs 3.2 developing _ access.*.