Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
de developpement » sme development
variation des » variation _, variation 6, variation series
debuts crisis » debt crisis
des afrique » en afrique, de l'afrique
des debuts » des deputes, des depots, des degats
media de » media die, media der, media diet

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

• Adding a wildcard symbol may retrieve word variants: typologies _ variation des debuts crisis communication media de developpement des afrique.*.