Perhaps you should try some spelling variations:
social information » social innovation, social transformation, digital information
risi communication » risk communication, crisis communication, risk communications
technology social » technology series
a afrique » l afrique, en afrique
about de » about due, about dead, about debt
de risi » de risk, de risco

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology social information about de risi communication media _ development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technology social information about de risi communication media _ development a afrique.*.