Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
developpement il » developpement de, developpement et, developpement du
technology gaps » technology gap
inflation taxes » inflation rates, inflation tax, inflation targets
a developpement » au developpement, de developpement, le developpement
gaps inflation » has inflation, grade inflation, rapid inflation
taxes race » wages race, taxes reduce
il afrique » l afrique, en afrique
race data » price data, place data, space data
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 gaps inflation taxes race data communications costs a developpement il afrique.*.