Perhaps you should try some spelling variations:
oral communication » personal communication
power development » water development, career development, hydropower development
technologies ict » technologies icts, technologies iot, technologies art
information need » information needs, information needed, information speed
ict information » ct information, iot information, ist information
systems power » system power, systems newer, systems poverty
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 ict information need de oral communication systems power development _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies ict information need de oral communication systems power development _ afrique.*.