Perhaps you should try some spelling variations:
oral communication » personal communication
due developpement » de developpement, du developpement, le developpement
developpement en » developpement et, developpement des, developpement de
variation among » starvation among, formation among, variation von
communication 4 » communication _, communication a, communication 3
ideologie der » ideologie und, typologie der
der variation » de variation, does variation, die variation
among donors » among doctors, among actors
4 due » 4 die, _ due, 1 due

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

• Adding a wildcard symbol may retrieve word variants: ideologie der variation among donors oral communication 4 due developpement en afrique.*.