Perhaps you should try some spelling variations:
information centers » information contents, information officers
oral communication » personal communication
technologies poor » technologies pour, technologies pro, technologies peter
poor information » labor information, der information, user information
centers lived » century lived, renters live, centers united
4 developing » 3 developing
developing a » developing _
lived oral » derived oral
a african » _ african, 1 african, 2 african
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologies poor information centers lived oral communication costs 4 developing a african.*.