Perhaps you should try some spelling variations:
oral communication » personal communication
communication 2.1 » communication 22.1, communications 2.1, communication 2.4
et developpement » de developpement, le developpement, test development
developpement l » developpement il, developpement la, developpement de
typologien der » typologie der, typologie des, apologien der
variation behn » variation bei, variation des, variation der
der variation » de variation, does variation, die variation
behn does » being does, ban does
does oral » does formal, does oil
l afrique » en afrique
2.1 et » 2.1 eu, 2.1 el

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

• Adding a wildcard symbol may retrieve word variants: typologien der variation behn does oral communication 2.1 et developpement l afrique.*.