Perhaps you should try some spelling variations:
des developpement » des developpements, de developpement, le developpement
la communication » data communication, data communications
developpement de » developpement des, developpement durable
typologien der » typologie der, typologie des, apologien der
der variation » de variation, does variation, die variation
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: typologien der variation _ per la communication a des developpement de l'afrique.*.