Perhaps you should try some spelling variations:
development eco » development second, development east, development menu
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation des » variation _, variation 6, variation series
eco afrique » en afrique
der mass » der massen, der maske, over mass
des der » des dr, des ddr, des dem
a dams » _ dams, a dam, 6 dams
a das » 1 das, 2 das, 3 das

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 der variation des der mass communication ((a dams) OR (a das)) development eco afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie der variation des der mass communication ((a dams) OR (a das)) development eco afrique.*.