Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
inflation target » inflation targeting, inflation rate, inflation rates
3 communications » 3 communication, 2 communications, 4 communications
du developpement » de developpement, le developpement, et developpement
developpement il » developpement de, developpement et, developpement du
il afrique » l afrique, en afrique
costs du » costs _, costs 4, costs a
range 3 » range _, range a, change 3

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation target range 3 communications costs du developpement il afrique.*.