Perhaps you should try some spelling variations:
technologies health » technology health, technologies create
communication costs » communication systems, communication efforts, communication skills
development urban » development bank, development band, development update
information et » information act, information _, information need
a development » _ development, clean development, asian development
urban africa » urban area, rural africa
costs a » costs _

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies health information et de _ communication costs a development urban africa.~.
• Adding a wildcard symbol may retrieve word variants: technologies health information et de _ communication costs a development urban africa.*.