Perhaps you should try some spelling variations:
technology change » technological change, technological changes
5.3 communication » 2.3 communication, 4.3 communication, 1.3 communication
change inflation » change information, change innovation, change simulation
developpement la » developpement de, developpement et, developpement du
inflation tax » inflation rate, inflation _, inflation target
la afrique » l afrique, la fabrique, en afrique
base 5.3 » case 5.3, base 4.3, base 3.3

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

• Adding a wildcard symbol may retrieve word variants: technology change inflation tax base 5.3 communication costs _ developpement la afrique.*.