Perhaps you should try some spelling variations:
communication model » communication media
oral communication » personal communication
use information » user information, house information, users information
technology use » technology 1, technology 2.2, technology 3
a afrique » l afrique, en afrique
flows de » flows do, flows debt, flows bei
de oral » de otras, new oral
model a » model 1

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology use information flows de oral communication model a development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technology use information flows de oral communication model a development a afrique.*.