Perhaps you should try some spelling variations:
does developpement » de developpement, des developpements, does development
oper communication » open communication, proper communication, power communication
developpement en » developpement et, developpement des, developpement de
des variation » does variation, de variation, der variation
variation 6 » variation _, variations _, variation des
der oper » der opfer, der oder
a does » 2 does, 4 does, 1 does
6 der » _ der, 2 der, 3 der
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des variation 6 der oper communication a does developpement en afrique.*.