Perhaps you should try some spelling variations:
11.3 communication » 1.3 communication, 11.6 communication, 6.1.3 communication
developpement il » developpement de, developpement et, developpement du
technology gaps » technology gap
inflation rates » inflation rate
gaps inflation » has inflation, grade inflation, rapid inflation
space 11.3 » spaces 11.3, space 11.5, space 1.3
il afrique » 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: technology gaps inflation rates space 11.3 communication costs _ developpement il afrique.*.