Perhaps you should try some spelling variations:
13.3 communication » 1.3 communication, 3.3 communication, 13.3.9 communication
communication 3.3 » communication _, communication a, communication 1
dem developpement » de developpement, des developpements, le developpement
inflation target » inflation targeting, inflation rate, inflation rates
developpement l » developpement il, developpement la, developpement de
target states » target sites, target spaces, target date
states 13.3 » states 12.3, states 1.3, states 13.1
l afrique » en afrique
3.3 dem » 3.3 der, 2.3 dem, 3.3 de

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation target states 13.3 communication 3.3 dem developpement l afrique.*.