Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
information centre » information centers, information contents
get communication » et communication, debt communication, de communication
technologies 2.1 » technologies _, technologies 4, technologies a
developing urban » development urban, developing human, developing areas
2.1 information » 3.1 information
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
urban africa » urban area
centre 3.4 » centre 4.4, centre 3.2, century 3.4
costa 2.2 » cost 2.2, costs 2.2, forsta 2.2
3.4 get » 5.4 get, 3.4 agent, 15.4 get

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 information centre 3.4 get communication costa 2.2 developing urban africa.*.