Perhaps you should try some spelling variations:
development africans » development africa, developments africa, development actions
information classes » information assets, information case, information cause
10 communication » 1 communication, de communication, 3 communication
africans africa » africans america, africa africa, afrika africa
classes cited » classes united, cases cited, classes like
3 development » 2 development
technology 2 » technology _, technology 1, technology 3
cited 10 » cited 4, cited 3, cited 5
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology 2 information classes cited 10 communication costs 3 development africans africa.*.