Perhaps you should try some spelling variations:
class communication » mass communication, plans communication, crisis communication
bet developpements » et developpements, et developpement, des developpements
developpements de » developpement de, developpement des, developpement du
variation over » variation der, variation notes, variation des
des variation » does variation, de variation, der variation
des class » des classes, per class
over des » over de, over fdss, over 50s
a bet » a best, a bent, a beta
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des variation over des class communication a bet developpements de l'afrique.*.