Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
5.2 communications » 4.2 communications, 5.2 communication, 3.2 communication
technology choice » technology change
choice inflation » choice information, price inflation
inflation rates » inflation rate
development li » development lid, development lie, development lin
4 development » 2 development, 4 developing
rates case » rates cape, states case, rates east
li afrique » l afrique, en afrique
case 5.2 » case 4.2, case 3.2, case 2
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology choice inflation rates case 5.2 communications costs 4 development li afrique.*.