Perhaps you should try some spelling variations:
4.3 communication » 2.3 communication, 4.1 communication, 4 communication
inflation target » inflation targeting, inflation rate, inflation rates
open development » clean development, driven development, human development
development life » development level, development law, development latin
technology gap » technology 1, technology 2.2, technology 3
gap inflation » has inflation, grade inflation, rapid inflation
target reduce » target product
reduce 4.3 » reduced 6.3
costs open » cost open, costs over

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

• Adding a wildcard symbol may retrieve word variants: technology gap inflation target reduce 4.3 communication costs open development life africa.*.