Perhaps you should try some spelling variations:
hohen communication » open communication, when communication, modern communication
developpement de » developpement des, developpement durable
des variation » does variation, de variation, der variation
variation 6 » variation _, variations _, variation des
de afrique » de l'afrique, en afrique, l afrique
der hohen » der hohe, der hafen
6 der » _ der, 2 der, 1 der
3 der » _ der, 2 der
a de » a die, a der, a des
typologie » typologies, typology

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

• If you are trying to use Boolean operators, they must be ALL CAPS: typologie des variation 6 der hohen communication ((a de) OR (3 der)) developpement de afrique.~.
• Adding a wildcard symbol may retrieve word variants: typologie des variation 6 der hohen communication ((a de) or (3 der)) developpement de afrique.*.