Perhaps you should try some spelling variations:
military intervention » policy intervention
intervention sit » intervention size, intervention im, intervention fig
3 communication » 4 communication, de communication, data communication
2.3 development » 2 development, 2015 development, 1 development
development li » development lid, development lie, development lin
li afrique » l afrique, en afrique
costs 2.3 » costs 4.2, costs 4.4
sit data » situ data, set data, aiot 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 sit data 3 communication costs 2.3 development li afrique.*.