Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
technologies urban » technology urban, technologies during, technologies create
mass communication » risk communication, _ communication, mobile communication
urban information » can information, bank information, urban transformation
information needs » information flows, information networks
per development » power development, spur development, power developments
costs per » cost per
needs a » needs _, need a
a mass » _ mass, air 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 urban information needs a mass communication costs per development _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies urban information needs a mass communication costs per development _ afrique.*.