Perhaps you should try some spelling variations:
communication network » communication networks, communications network, communications networks
child development » world development
la communication » _ communication, mass communication, oral communication
technologies a » technologies _
information et » information act, information _, information need
a information » _ information, land information, award information
network child » newborn child

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

• Adding a wildcard symbol may retrieve word variants: technologies a information et de la communication network child development _ afrique.*.