Perhaps you should try some spelling variations:
3.3 communication » 2.3 communication, 3.2 communication, 3.5 communication
information what » information war, information when, information wants
le developpement » de developpement, sme development
developpement l » developpement il, developpement la, developpement de
what risk » what rich, cat risk, heat risk
l afrique » en afrique
risk 3.3 » risk 3.1
costs le » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology _ information what risk 3.3 communication costs le developpement l afrique.*.