Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
5.4 communications » 5.4 communication, 1.4 communication, 14 communications
rita development » data development, africa development, china development
development lid » development led, development li, development lie
technology die » technologie die, technology does, technology 4ir
die inflation » does inflation, der inflation, price inflation
lid afrique » l afrique
costs rita » costa rita, costs data, costs rise
case 5.4 » case 5.2, case 5.3, case 1.4

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 5.4 communications costs rita development lid afrique.*.