Perhaps you should try some spelling variations:
deux developpements » des developpements, de developpement, du developpement
oral communication » personal communication
developpements en » developpement en, developpement et, developpements de
typologien der » typologie der, typologie des, apologien der
der variation » de variation, does variation, die variation
media deux » media der
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 _ does oral communication media deux developpements en afrique.*.