Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
das developpement » des developpements, de developpement, du developpement
developpement de » developpement des, developpement durable
communication 1 » communication _, communication a, communication 3
typologie die » typologie des, typologie der, theologie die
die variation » de variation, does variation, der variation
variation bei » variation des, variation der, variation _
does verbal » des verbal, does vertical, models verbal
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: typologie die variation bei does verbal communication 1 das developpement de l'afrique.*.