Perhaps you should try some spelling variations:
populations target » population target, populations taught, populations age
risk populations » rural populations, urban populations
2 communication » 3 communication, 4 communication, 1 communication
development l » development li, development 1, development law
target grade » target rate, target group, target price
l afrique » en afrique
grade 2 » grade 4, grade _, trade 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 risk populations target grade 2 communication costs 2 development l afrique.*.