Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
oral communication » personal communication
technologies bank » technologies can, technologies any, technologies dans
bank information » urban information, 1 information
a afrique » l afrique, en afrique
de oral » de otras, new oral
modes a » models a, modes _, modes 3

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies bank information _ de oral communication modes a development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies bank information _ de oral communication modes a development a afrique.*.