Perhaps you should try some spelling variations:
oral communication » personal communication
does developpement » de developpement, des developpements, does development
communication 13 » communication 1.3, communication 3, communication 1
developpement en » developpement et, developpement des, developpement de
typologie die » typologie des, typologie der, theologie die
die variation » de variation, does variation, der variation
debt oral » debt moral, debt oil
13 does » 10 does

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

• Adding a wildcard symbol may retrieve word variants: typologie die variation _ debt oral communication 13 does developpement en afrique.*.