Perhaps you should try some spelling variations:
plate communication » elite communication, parte communication, plans communication
development actors » development sector, development action, development history
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation des » variation _, variation 6, variation series
does plate » does place, does private
des does » des doses, der does, des dorfes
a gas » _ gas, 2 gas, 3 gas

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation des does plate communication a gas development actors afrique.*.