Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
le developpement » de developpement, sme development
inflation rates » inflation rate
developpement l » developpement il, developpement la, developpement de
rates file » rates figure
l afrique » en afrique
file 6.2 » file 62, falle 6.2, files 6.3
costs le » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation rates file 6.2 communication costs le developpement l afrique.*.