Perhaps you should try some spelling variations:
open communication » human communication, 3 communication, 4 communication
does developpement » de developpement, des developpements, does development
developpement la » developpement de, developpement et, developpement du
variation des » variation _, variation 6, variation series
la afrique » l afrique, la fabrique, en afrique
der open » der oper, der opec, der tropen
des der » des dr, des ddr, des dem
a does » 2 does, 4 does, 1 does

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

• Adding a wildcard symbol may retrieve word variants: typology _ variation des der open communication a does developpement la afrique.*.