Perhaps you should try some spelling variations:
oral communication » personal communication
communication 2.1 » communication 22.1, communications 2.1, communication 2.4
ai developpement » au developpement, de developpement, le developpement
typologien does » typologie des, typologien der, typologie der
developpement l » developpement il, developpement la, developpement de
does variation » de variation, der variation, die variation
does oral » does formal, does oil
l afrique » en afrique

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

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