Perhaps you should try some spelling variations:
4.3 communication » 2.3 communication, 4.1 communication, 4 communication
technology cross » technology across, technology crisis, technology cost
cross simulation » crisis simulation, crop simulation, crowd simulation
developing long » developing global
simulation des » simulation _, simulation 4, simulation 3
4 developing » 3 developing
long afrique » en afrique, l afrique
des case » des coase, des cas, des care
case 4.3 » case 4.1, case 4.2, case 2.3
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology cross simulation des case 4.3 communication costs 4 developing long afrique.*.