Perhaps you should try some spelling variations:
5.2 communication » 3.2 communication, 6.2 communication, 2.2 communication
inflation target » inflation targeting, inflation rate, inflation rates
3.1 development » 2 development
target closer » targets chosen
development l » development li, development 1, development law
costs 3.1 » costs 3.5, costs 4.1, costs 2.1
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technologie _ inflation target closer 5.2 communication costs 3.1 development l afrique.*.