Perhaps you should try some spelling variations:
technology arms » technology firms, technology aemt, technology across
arms simulation » als simulation, atlas simulation, baths simulation
3 communication » 4 communication, de communication, data communication
simulation des » simulation _, simulation 4, simulation 3
development 11 » development 1.1, development 1, development 14
11 afrique » en afrique, l afrique, 2014 afrique
des case » des coase, des cas, des care
costs 2 » costs 20, costs _, costs 4
case 3 » case 1, case 2

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

• Adding a wildcard symbol may retrieve word variants: technology arms simulation des case 3 communication costs 2 development 11 afrique.*.