Perhaps you should try some spelling variations:
risi communication » risk communication, crisis communication, risk communications
communication cost » communication costs, communication costa, communications costs
technology credit » technology craft, technology crisis, technology media
model development » local development, social development, global development
development banks » development bank
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 credit information _ de risi communication cost model development banks afrique.~.
• Adding a wildcard symbol may retrieve word variants: technology credit information _ de risi communication cost model development banks afrique.*.