Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
development agency » development agencies, development africa
child development » world development
technologies 2 » technologies _, technologies 4
costs child » costs china
agency more » agency model, agency moral, agenda more
em data » nm data, them data, aim data

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies 2 information _ em data communications costs child development agency more.~.
• Adding a wildcard symbol may retrieve word variants: technologies 2 information _ em data communications costs child development agency more.*.