Perhaps you should try some spelling variations:
military intervention » policy intervention
intervention set » intervention best, intervention step, intervention der
3 communication » 4 communication, de communication, data communication
2.4 development » 2.3 development, 2.1 development, 2.2 development
development li » development lid, development lie, development lin
li afrique » l afrique, en afrique
costs 2.4 » costs 12.4, costs 23.4, cost 2.4
set data » det data, pet data, sit data

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

• Adding a wildcard symbol may retrieve word variants: techniques military intervention set data 3 communication costs 2.4 development li afrique.*.