Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
risk communication » _ communication, mobile communication
power development » water development, career development, hydropower development
information how » information flow, information law, information flows
technologies a » technologies _
a information » _ information, land information, award information
costs power » cost power, costs per, costing power
do risk » does risk, low risk, dam risk

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 how do risk communication costs power development _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information how do risk communication costs power development _ afrique.*.