Perhaps you should try some spelling variations:
oral communication » personal communication
technologies dans » technologies can, technologies any, technologies daf
dans information » dns information, dis information, does information
information flow » information flows
use development » case development, sme development, e development
a afrique » l afrique, en afrique
flow de » flow der, flow e
de oral » de otras, new oral

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

• Adding a wildcard symbol may retrieve word variants: technologies dans information flow de oral communication _ use development a afrique.*.