Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
4.2 communications » 4.2 communication, 3.2 communication, 6.2 communication
inflation target » inflation targeting, inflation rate, inflation rates
technology fund » technology from
fund inflation » und inflation, food inflation, fund information
3 developing » 3 development
developing e » developing _, developing a, developing east
target file » target field, target while, target fish
e afrique » en afrique, l afrique, de l'afrique
file 4.2 » file 4.4, file 42, files 4.3
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology fund inflation target file 4.2 communications costs 3 developing e afrique.*.