Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information centre » information centers, information contents
do communications » 10 communications, 14 communications, 2 communications
technologies 4 » technologies _
4 information » 2 information, 1 information
20 developing » 2 developing, 10 developing, 24 developing
developing a » developing _
costs 20 » costs 60, costs 2.3, costs 2.1
a africa » 1 africa, can africa, em africa
room do » room d1, room d2, room d3

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information centre room do communications costs 20 developing a africa.*.