Perhaps you should try some spelling variations:
communication efforts » communication networks, communications networks, communication network
information based » information case, information age, information use
clean development » human development, urban development, child development
la communication » _ communication, mass communication, oral communication
development case » development bank, development a, development aid
technologies a » technologies _
a information » _ information, land information, award information
based de » based ndc, based _

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

• Adding a wildcard symbol may retrieve word variants: technologies a information based de la communication efforts clean development case afrique.*.