Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
de developpement » sme development
developpement de » developpement des, developpement durable
communication 2 » communication _, communication a, communication 3
ideologien der » ideologie der, ideologie des, ideologie de
der variation » de variation, does variation, die variation
6 does » 16 does, 4 does, 1 does
2 does » 4 does
2 de » 2 die, 2 der, _ de

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "ideologien der variation ((6 does) OR (2 does)) de communication 2 de developpement de l'afrique.~".
• Adding a wildcard symbol may retrieve word variants: ideologien der variation ((6 does) OR (2 does)) de communication 2 de developpement de l'afrique.*.