Perhaps you should try some spelling variations:
2.2 communication » 2.3 communication, 3.2 communication, 2.7 communication
inflation target » inflation targeting, inflation rate, inflation rates
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
target while » targets whole, target file, targets where
while 2.2 » chile 2.2, chile 2.1, wille 2.2
a le » a les, a la, a l

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation target while 2.2 communication a le developpement de l'afrique.*.