Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
inflation target » inflation targeting, inflation rate, inflation rates
technology fund » technology from
fund inflation » und inflation, food inflation, fund information
target falle » target file, target range, target date
4 developing » 3 developing
falle 6.2 » falls 6.2, falle 16.5, table 6.2
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 fund inflation target falle 6.2 communication costs 4 developing _ afrique.*.