Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
inflation target » inflation targeting, inflation rate, inflation rates
developpement en » developpement et, developpement des, developpement de
a developpement » au developpement, de developpement, le developpement
target rates » target rate, target ranges, target states
rates 3.2 » rates 4.2, rates 5.2, states 3.2
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation target rates 3.2 communication costs a developpement en afrique.*.