Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology's role » technology role
development rates » development rate, development notes, development water
role information » rhode information, more information, one information
rates africa » state africa
die data » die daten, life data, file data
gap die » camp die
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology's role information gap die data communications costs a development rates africa.*.