Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
uneven development » driven development, urban development, clean development
information gaps » information gap
technologies 2 » technologies _, technologies 4
development co » development case, development china
modes uneven » modes under
co africa » can africa, do african, 1 africa
gaps 3.7 » gaps 3.2, gaps 5.7, gaps 7.7
3.7 mass » 5.7 mass, 3.7 case, 3.7 das

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information gaps 3.7 mass communication modes uneven development co africa.*.