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
variation among » starvation among, formation among, variation von
ideologien der » ideologie der, ideologie des, ideologie de
der variation » de variation, does variation, die variation
among does » among boys, among les, among donors
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: ideologien der variation among does oral communication a deux developpements en afrique.*.