Perhaps you should try some spelling variations:
oral communication » personal communication
formation across » information across, variation across, variations across
du developpement » de developpement, le developpement, et developpement
des formation » des formations, de formation, des information
typology des » typologie des, typologie der, typology _
des afrique » en afrique, de l'afrique
across my » across many, across key, across _
my oral » mit oral, why oral

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

• Adding a wildcard symbol may retrieve word variants: typology des formation across my oral communication _ du developpement des afrique.*.