Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
4.2 communications » 4.2 communication, 3.2 communication, 6.2 communication
mine development » sme development, trade development, business development
technology gaps » technology gap
inflation cases » inflation causes, inflation crises, inflation rates
gaps inflation » has inflation, grade inflation, rapid inflation
cases case » causes case, case case, crises case
costs mine » costs money, costs timing
1 afrique » l afrique, en afrique, 1 enrique
case 4.2 » case 4.1, case 2

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

• Adding a wildcard symbol may retrieve word variants: technology gaps inflation cases case 4.2 communications costs mine development 1 afrique.*.