Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
3.1 communications » 3.1 communication, 4.1 communication, 1.1 communication
development action » development actors, development practice, development association
mine development » sme development, trade development, business development
action afrique » action africa
technology 3 » technology _, technology 1, technology 4
practice 3.1 » practice 4.1, practice 5.1, practice 9.1
3 inflation » _ inflation, 2 inflation, 6 inflation
costs mine » costs money, costs timing

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

• Adding a wildcard symbol may retrieve word variants: technology 3 inflation _ practice 3.1 communications costs mine development action afrique.*.