Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information centers » information contents, information officers
set communications » sepl communications, et communication, et communicatione
technologies 2 » technologies _, technologies 4
60 developing » 10 developing, 20 developing, 90 developing
developing 1 » developing _, developing a, developing e
centers 3 » centers _, centers a, centers 3.3
costs 60 » costs 20, costs 6.4, costs 168
3 set » _ set, a set, 2 set

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information centers 3 set communications costs 60 developing 1 africa.*.