Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology choice » technology change
choice inflation » choice information, price inflation
4 communications » 14 communications, 4 communication, 2 communications
development li » development lid, development lie, development lin
inflation tax » inflation rate, inflation _, inflation target
li afrique » l afrique, en afrique
tax case » tax cases, tax base, tax bases
costs a » costs _, costs 4
case 4 » case 1, case 2, case 3

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

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