Perhaps you should try some spelling variations:
rural communications » oral communication, rural telecommunications, cultural communications
communications costs » communication costs, communications _
technologien am » technologien im, technologien als, technologie im
am information » guam information, palm information, crm information
4 developing » 3 developing
contents je » contents key, contents 1, contents _
je rural » use rural, one rural, a rural
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien am information contents je rural communications costs 4 developing _ africa.*.