Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
de developpement » sme development
developpement de » developpement des, developpement durable
des variation » does variation, de variation, der variation
variation bei » variation des, variation der, variation _
bei does » being does, behn does, bei der
does de » does debt
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 bei does de communication _ de developpement de l'afrique.*.