Perhaps you should try some spelling variations:
communication efforts » communication networks, communications networks, communication network
mass communication » risk communication, _ communication, mobile communication
information based » information case, information age, information use
asian development » human development, urban development, clean development
development china » development bank, development a
china africa » cpia africa, china april, can africa
based de » based ndc, based _
de mass » does mass, ice mass

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology _ information based de mass communication efforts asian development china africa.~.
• Adding a wildcard symbol may retrieve word variants: technology _ information based de mass communication efforts asian development china africa.*.