Perhaps you should try some spelling variations:
communication modes » communication costs, communication media, communication methods
cash communication » mass communication, mass communications, risk communication
child development » world development
development aid » development a, development bank, development _
information et » information act, information _, information need
modes child » does child, mother child
et does » der does

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 et does cash communication modes child development aid afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies _ information et does cash communication modes child development aid afrique.*.