Perhaps you should try some spelling variations:
oral communication » personal communication
das developpement » des developpements, de developpement, du developpement
developpement l » developpement il, developpement la, developpement de
apologien der » typologien der, apologie des, ideologien der
der variation » de variation, does variation, die variation
variation der » variation des, variation bei, variation _
does oral » does formal, does oil
l afrique » en afrique
a das » 1 das, 2 das, 3 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 der does oral communication a das developpement l afrique.*.