Perhaps you should try some spelling variations:
risi communication » risk communication, crisis communication, risk communications
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
information a » information age, information about
a afrique » l afrique, en afrique
de risi » de risk, de risco
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies a information a de risi communication costs _ development a afrique.*.