Perhaps you should try some spelling variations:
put communication » post communication, et communication, get communication
technologies 2 » technologies _, technologies 4
developing de » developing e, developing ce, developing deep
2 developing » 3 developing, 4 developing, 2 development
de africa » does africa, de america, use africa
costs 2 » costs 20, costs _, costs 4
1 put » _ put, i put, 3 put
contents » context

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information contents 1 put communication costs 2 developing de africa.*.