Perhaps you should try some spelling variations:
communication modes » communication costs, communication media, communication methods
risk communication » _ communication, mobile communication
child development » world development
development banks » development bank
information laws » information law, information flows, information gaps
modes child » does child, mother child
de risk » de risi, does risk, edge 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 _ information laws de risk communication modes child development banks afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies _ information laws de risk communication modes child development banks afrique.*.