Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology change » technological change, technological changes
change inflation » change information, change innovation, change simulation
3 communications » 3 communication, 2 communications, 4 communications
inflation id » inflation i, inflation ii, inflation und
1 afrique » l afrique, en afrique, 1 enrique
costs a » costs _, costs 4
case 3 » case 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 change inflation id case 3 communications costs a development 1 afrique.*.