Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
development law » development latin, development 1
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
power crisis » power costs, water crisis
law afrique » l afrique
3.2 power » 3 power
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologies a information 3.2 power crisis communication costs a development law afrique.*.