Perhaps you should try some spelling variations:
oral communication » personal communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
typologie die » typologie des, typologie der, theologie die
die variation » de variation, does variation, der variation
variation der » variation des, variation bei, variation _
debt oral » debt moral, debt oil
der debt » does debt, debt debt, der de
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 die variation der debt oral communication a de developpement en afrique.*.