Perhaps you should try some spelling variations:
oral communication » personal communication
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
typologien der » typologie der, typologie des, apologien der
der variation » de variation, does variation, die variation
variation 3 » variation _, variation 6, variation 5
de afrique » de l'afrique, en afrique, l afrique
from oral » from moral, from rural, from oil
3 from » 2 from
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: typologien der variation 3 from oral communication a le developpement de afrique.*.