Perhaps you should try some spelling variations:
formalen communication » informal communication, complex communication, force communication
developpement durable » developpement de
le developpement » de developpement, sme development
does formalen » des formalen, der formalen, does formal
ideologie de » ideologie der, ideologie des, ideologie du
de variation » der variation, die variation, does variation
variation 6 » variation _, variations _, variation des
6 does » 16 does, 2 does, 4 does
a le » a les, a la, a l

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

• Adding a wildcard symbol may retrieve word variants: ideologie de variation 6 does formalen communication a le developpement durable afrique.*.