Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
technology gaps » technology gap
inflation wages » inflation rates, inflation taxes, inflation targets
gaps inflation » has inflation, grade inflation, rapid inflation
development l » development li, development 1, development law
close 6.2 » closer 5.2, case 6.2, close 2
l afrique » en afrique
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology gaps inflation wages close 6.2 communication costs a development l afrique.*.