Perhaps you should try some spelling variations:
1.1 communication » 4.1 communication, 1.3 communication, 1.4 communication
inflation rates » inflation rate
technology gap » technology 1, technology 2.2, technology 3
development li » development lid, development lie, development lin
gap inflation » has inflation, grade inflation, rapid inflation
4 development » 2 development, 4 developing
rates spaces » places spaces, papers spaces, spaces spaces
spaces 1.1 » spaces 2.1
li afrique » l afrique, en afrique
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology gap inflation rates spaces 1.1 communication costs 4 development li afrique.*.