Perhaps you should try some spelling variations:
oral communication » personal communication
a developpement » au developpement, de developpement, le developpement
does variation » de variation, der variation, die variation
typology does » typologie des, apology do's, typology how
variation bei » variation des, variation der, variation _
des afrique » en afrique, de l'afrique
vs oral » u.s oral
media a » media _, media 1, media 3

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

• Adding a wildcard symbol may retrieve word variants: typology does variation bei vs oral communication media a developpement des afrique.*.