Perhaps you should try some spelling variations:
communication efforts » communication networks, communications networks, communication network
technologies sheet » technologies sector, technologies affect, technologies create
mass communication » risk communication, _ communication, mobile communication
sheet information » chief information, debt information, student information
a development » _ development, clean development, asian development
efforts a » efforts _, effort _, exports a
flows de » flows do, flows debt, flows _
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: technologies sheet information flows de mass communication efforts a development _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies sheet information flows de mass communication efforts a development _ afrique.*.