Perhaps you should try some spelling variations:
communication 1901 » communication 101, communication 10, communication 1.1
oral communication » personal communication
auf developpement » au developpement, du developpement, ou developpement
developpement de » developpement des, developpement durable
variation being » variation bei, variation using, variation among
typologien der » typologie der, typologie des, apologien der
der variation » de variation, does variation, die variation
being does » lending does, reading does
does oral » does formal, does oil

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

• Adding a wildcard symbol may retrieve word variants: typologien der variation being does oral communication 1901 auf developpement de l'afrique.*.