Perhaps you should try some spelling variations:
developpement et » developpement des, developpement de, development east
typologien die » typologien der, typologie des, typologie der
die variation » de variation, does variation, der variation
der business » modern business, other business, water business
variation 6 » variation _, variations _, variation des
et afrique » en afrique, l afrique
6 der » _ der, 2 der, 3 der
a des » a der
a das » 1 das, 2 das, 3 das

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: typologien die variation 6 der business convention ((a des) OR (a das)) developpement et afrique.~.
• Adding a wildcard symbol may retrieve word variants: typologien die variation 6 der business convention ((a des) or (a das)) developpement et afrique.*.