Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
5.4 communications » 5.4 communication, 1.4 communication, 14 communications
development lid » development led, development li, development lie
technology die » technologie die, technology does, technology 4ir
inflation case » inflation causes, inflation rate, inflation can
ce development » ece development, e development, rice development
die inflation » does inflation, der inflation, price inflation
lid afrique » l afrique
case case » base case, case based, use case
case 5.4 » case 5.2, case 5.3, case 1.4
costs ce » costs ch, costs case, costs _

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

• Adding a wildcard symbol may retrieve word variants: technology die inflation case case 5.4 communications costs ce development lid afrique.*.