Perhaps you should try some spelling variations:
oral communication » personal communication
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
ideologie die » ideologie de, ideologie der, ideologie des
die variation » de variation, does variation, der variation
does oral » does formal, does oil
l afrique » en afrique
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: ideologie die variation _ does oral communication a de developpement l afrique.*.