Perhaps you should try some spelling variations:
africa's communication » africa communications, garrisons communication, crisis communication
case information » care information, based information, phase information
techniques case » techniques laser, techniques based, techniques cost
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
information 3 » information 2
aids africa's » aid africa's, did africa's, agoa africa's
developing a » developing _
costs 2.2 » costs 4.2, costs 2.3, cost 2.2
a areas » 1 areas, 2 areas, 4 areas
3 aids » _ aids, 3 aims

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

• Adding a wildcard symbol may retrieve word variants: techniques case information 3 aids africa's communication costs 2.2 developing a areas.*.