Perhaps you should try some spelling variations:
interpersonal communication » intercultural communication
information costs » information contents, information centers, information content
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
developing ce » developing e, developing ict, developing cil
3 developing » 3 development
ce africa » de africa, care africa, use africa
costs 3 » costs 4, costs a, costs 5

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

• Adding a wildcard symbol may retrieve word variants: technologies a information costs _ interpersonal communication costs 3 developing ce africa.*.