Perhaps you should try some spelling variations:
communication effort » communication efforts, communication errors, communication et
oral communication » personal communication
used information » user information, use information, based information
technology used » technology use, technology based, technology users
des development » does development, ides development, dams development
effort des » effekt des, effet des, effort yet
flows de » flows do, flows debt, flows bei
de oral » de otras, new oral

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

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