Perhaps you should try some spelling variations:
oral communication » personal communication
des developpement » des developpements, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
variation being » variation bei, variation using, variation among
apologien der » typologien der, apologie des, ideologien der
der variation » de variation, does variation, die variation
being does » lending does, reading does
does oral » does formal, does oil
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: apologien der variation being does oral communication a des developpement en afrique.*.