Perhaps you should try some spelling variations:
rural communications » oral communication, rural telecommunications, cultural communications
information centers » information contents, information officers
communications cost » communications costs, communications cross, communication costs
technologie de » technologies de, technologie der, technologie die
de information » die information, de informacion, e information
3.3 developing » 4 developing, 2 developing, 1 developing
developing em » developing e, developing eq, developing amp
centers help » centers hold, centers real
em africa » 1 africa
cost 3.3 » cost 3.2, cost 2.3, cost 3.4

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

• Adding a wildcard symbol may retrieve word variants: technologie de information centers help rural communications cost 3.3 developing em africa.*.