Perhaps you should try some spelling variations:
communication methods » communication networks, communication network, communications networks
risk communication » _ communication, mobile communication
technologies poor » technologies sector, technologies could, technologies _
poor information » labor information, how information, do information
g20 development » 20 development, 2020 development, 4.0 development
methods g20 » methods l520, methods c830, methods c530
flows do » flows _
do risk » does risk, low risk, dam risk

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

• Adding a wildcard symbol may retrieve word variants: technologies poor information flows do risk communication methods g20 development _ afrique.*.