Perhaps you should try some spelling variations:
rural communications » oral communication, rural telecommunications, cultural communications
information context » information content, information contents, information centers
communications cost » communications costs, communications cross, communication costs
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
1.3 developing » 3.3 developing, 13 developing, 7.3 developing
developing 1 » developing _, developing a, developing e
context 2.1 » context 1
2.1 rural » 4.1 rural, 2.2 rural, 2.4.1 rural
cost 1.3 » cost 11.3, cost 1.2, cost 2.3

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information context 2.1 rural communications cost 1.3 developing 1 africa.*.