Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
mass communication » risk communication, _ communication, mobile communication
technologies care » technologies create, technologies a, technologies any
urban development » human development
care information » more information, can information, change information
information case » information based, information age, information use
costs urban » cost urban, most urban, crisis urban
de mass » does mass, ice mass

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

• Adding a wildcard symbol may retrieve word variants: technologies care information case de mass communication costs urban development _ afrique.*.