Perhaps you should try some spelling variations:
oral communication » personal communication
der developpement » de developpement, des developpements, leur developpement
developpement l » developpement il, developpement la, developpement de
theologie des » theologie der, typologie des, theorie des
des variation » does variation, de variation, der variation
variation bei » variation des, variation der, variation _
does oral » does formal, does oil
l afrique » en afrique
bei does » being does, behn does, bei der

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

• Adding a wildcard symbol may retrieve word variants: theologie des variation bei does oral communication _ der developpement l afrique.*.