Perhaps you should try some spelling variations:
dams development » dam development, gas development, ads development
de communication » mobile communication, online communication
development min » development main, development menu, development may
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
min afrique » en afrique
a dams » a das, _ dams, a dam
6 der » 2 der, 3 der, 1 der

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: "typologie de variation ((6 der) OR (_ der)) de communication a dams development min afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie de variation ((6 der) OR (_ der)) de communication a dams development min afrique.*.