Perhaps you should try some spelling variations:
oral communication » personal communication
die developpement » de developpement, le developpement, du developpement
developpement l » developpement il, developpement la, developpement de
des variation » does variation, de variation, der variation
variation 6 » variation _, variations _, variation des
l afrique » en afrique
did oral » did local, did arab, i oral
6 did » 6 die, _ did, 7 did
a die » 2 die, 3 die, _ die
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des variation 6 did oral communication a die developpement l afrique.*.