Perhaps you should try some spelling variations:
guinea communications » business communications, online communications, data communications
communications costs » communication costs, communications _
information content » information contents, information centers, information centre
technologies 4 » technologies _
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
4 information » 2 information, 1 information
developing em » developing e, developing eq, developing amp
costs 2.2 » costs 4.2, costs 2.3, cost 2.2
em africa » 1 africa

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information content _ guinea communications costs 2.2 developing em africa.*.