Perhaps you should try some spelling variations:
data communication » data communications
de developpement » sme development
developpement de » developpement des, developpement durable
communication c » communication 3, communication 1, communication 2
apologien der » typologien der, apologie des, ideologien der
der variation » de variation, does variation, die variation
per data » power data, poor data, user data
c de » c die, c der, _ de

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

• Adding a wildcard symbol may retrieve word variants: apologien der variation _ per data communication c de developpement de l'afrique.*.