Perhaps you should try some spelling variations:
bet developpements » et developpements, et developpement, des developpements
cas communication » c's communication, class communication, mass communication
developpements de » developpement de, developpement des, developpement du
variation over » variation der, variation notes, variation des
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
de afrique » de l'afrique, en afrique, l afrique
over 20 » over 50, over 90, over 100
20 cas » 20 case, 60 cas, 20 das
a bet » a best, a bent, a beta

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation over 20 cas communication a bet developpements de afrique.*.