Perhaps you should try some spelling variations:
technology stable » technology state, technology scale, technology enabled
2.3 communication » 3.2 communication, de communication, 4 communication
communication gap » communication gaps, communication gsm, communication gt
set developpement » et developpement, de developpement, le developpement
stable inflation » grade inflation
inflation target » inflation targeting, inflation rate, inflation rates
developpement il » developpement de, developpement et, developpement du
target rule » targets rule, target rate, target file
il afrique » l afrique, en afrique
rule 2.3 » rule 1.3, rule 2.2, rule 2.5
gap set » trap set

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

• Adding a wildcard symbol may retrieve word variants: technology stable inflation target rule 2.3 communication gap set developpement il afrique.*.