Perhaps you should try some spelling variations:
ring communication » gearing communication, nursing communication, warning communication
des developpement » des developpements, de developpement, le developpement
des variation » does variation, de variation, der variation
variation 6 » variation _, variations _, variation des
des afrique » en afrique, de l'afrique
6 der » _ der, 2 der, 3 der
a des » a der, a das
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 6 der ring communication a des developpement des afrique.*.