Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information loss » information laws, information law, information 2
developing rates » developing states, developing water, developing cities
doubles data » double dot, tables data
4 developing » 3 developing
rates africa » state africa
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology _ information loss doubles data communications costs 4 developing rates africa.*.