Perhaps you should try some spelling variations:
communication modes » communication costs, communication media, communication methods
risi communication » risk communication, crisis communication, risk communications
technologies a » technologies _
a information » _ information, land information, award information
development a » development _, development bank, development banks
flows do » flows _
do risi » de risi

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

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