Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
technology rate » technology state, technology role, technology related
rate inflation » grade inflation, wage inflation, age inflation
targeting can » targeting case, targeting a, targeting fao
development l » development li, development 1, development law
l afrique » en afrique
can 6.2 » can 5.2, ocean 6.2
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 rate inflation targeting can 6.2 communication costs 2 development l afrique.*.