Perhaps you should try some spelling variations:
communication improves » communication improve, communication improvement, communication process
risco communication » risk communication, crisis communication, radio communication
improves policy » improve policy, improving policy, imports policy
technologies 4 » technologies _
4 information » 2 information, 1 information
information 3 » information 2
des risco » de risco, des rasch
3 des » 3 der, 3 das, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information 3 des risco communication improves policy development _ african.*.