Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
technology grade » technology trade, technology guides, technology gender
grade inflation » price inflation, trade information
inflation wages » inflation rates, inflation taxes, inflation targets
development lid » development led, development li, development lie
lid afrique » l afrique
wages race » wages trade, wage rate, wages case
race 3.2 » race 3.7, race 4.2, rice 3.2
costs 2 » costs 20, 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 grade inflation wages race 3.2 communication costs 2 development lid afrique.*.