Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information center » information centers, information centre, information content
technologies 2 » technologies _, technologies 4
13 developing » 1.3 developing, 3 developing, 1 developing
developing em » developing e, developing eq, developing amp
em africa » 1 africa
center a » center _
costs 13 » costs 1, costs 3, costs 12.3

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information center a data communications costs 13 developing em africa.*.