Perhaps you should try some spelling variations:
rural communications » oral communication, rural telecommunications, cultural communications
communications costs » communication costs, communications _
information centre » information centers, information contents
1.3 development » 2.3 development, 3.3 development, 1 development
technologies 2 » technologies _, technologies 4
centre der » centre de, centre des, centres de
der rural » under rural, der ruralen, do rural
costs 1.3 » costs 12.3, costs 14.3, costs 15.3

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information centre der rural communications costs 1.3 development 1 africa.*.