Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
oral communication » personal communication
technologies aids » technologies varies, technologies a, technologies de
asian development » human development, urban development, clean development
aids information » chandos information, series information
development case » development china
modes asian » modern asian, jones asian
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 aids information _ de oral communication modes asian development case afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies aids information _ de oral communication modes asian development case afrique.*.