Perhaps you should try some spelling variations:
communication model » communication media
oral communication » personal communication
technologies job » technologies co, technologies box, technologies _
information need » information needs, information needed, information speed
job information » 2 information, 1 information
model system » mail system
need de » need le, need fide, need one
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: technologies job information need de oral communication model system development _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies job information need de oral communication model system development _ afrique.*.