Perhaps you should try some spelling variations:
oral communication » personal communication
au developpement » du developpement, de developpement, le developpement
variation being » variation bei, variation using, variation among
developpement l » developpement il, developpement la, developpement de
typologie does » typologie des, typologie der, typologie cices
does variation » de variation, der variation, die variation
being does » lending does, reading does
does oral » does formal, does oil
l afrique » en afrique
media au » medias au, media a, media ai

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

• Adding a wildcard symbol may retrieve word variants: typologie does variation being does oral communication media au developpement l afrique.*.