Perhaps you should try some spelling variations:
oral communication » personal communication
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
typologie does » typologie des, typologie der, typologie cices
does variation » de variation, der variation, die variation
variation bei » variation des, variation der, variation _
l afrique » en afrique
ex oral » new oral
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: typologie does variation bei ex oral communication a de developpement l afrique.*.