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

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

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