Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
oral communication » mobile communication, _ communication, risk communication
urban development » human development
development bank » development _
information age » information gaps, information laws, information _
technologies a » technologies _
a information » _ information, land information, award information
bank afrique » bank africa
costs urban » cost urban, most urban, crisis urban

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies a information age de oral communication costs urban development bank afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information age de oral communication costs urban development bank afrique.*.