Perhaps you should try some spelling variations:
oral communication » personal communication
die developpement » de developpement, le developpement, du developpement
variation being » variation bei, variation using, variation among
developpement l » developpement il, developpement la, developpement de
typologies des » typologie des, typologie der, typologien der
des variation » does variation, de variation, der variation
being knew » being new
knew oral » knew moral, new oral, new moral
l afrique » en afrique
a die » 2 die, 3 die, _ die

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

• Adding a wildcard symbol may retrieve word variants: typologies des variation being knew oral communication a die developpement l afrique.*.