Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
rural communications » oral communication, rural telecommunications, cultural communications
information centers » information contents, information officers
technologies ct » technologies co, technologies art, technologies bit
ct information » cost information, get information, iot information
3.3 developing » 4 developing, 2 developing, 1 developing
developing a » developing _
centers do » centers _, cancers do, centers 10
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
do rural » two rural, 2 rural, 4 rural
a africa » 1 africa, can africa, em africa

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

• Adding a wildcard symbol may retrieve word variants: technologies ct information centers do rural communications costs 3.3 developing a africa.*.