Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
communication system » communication systems, telecommunication system, telecommunication systems
based development » basin development, land development, rapid development
technology chief » technology choice, technology code, technology change
development co » development _, development a, development case
de crisis » debt crisis, pre crisis, age crisis

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

• Adding a wildcard symbol may retrieve word variants: technology chief information _ de crisis communication system based development co afrique.*.