Perhaps you should try some spelling variations:
oral communication » personal communication
et developpements » et developpement, des developpements, en developpement
developpements en » developpement en, developpement et, developpements de
apologien does » apologie des, apologien der
does variation » de variation, der variation, die variation
variation bei » variation des, variation der, variation _
does oral » does formal, does oil
bei does » being does, behn does, bei der
a et » a set, a net, a bet

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

• Adding a wildcard symbol may retrieve word variants: apologien does variation bei does oral communication a et developpements en afrique.*.