Perhaps you should try some spelling variations:
developpement durable » developpement de
does developpement » de developpement, des developpements, does development
10 communication » 1 communication, de communication, 3 communication
communication 2 » communication _, communication a, communication 3
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation 6 » variation _, variations _, variation des
der 10 » der 11, der 12, der 15
2 does » 4 does
6 der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation 6 der 10 communication 2 does developpement durable l'afrique.*.