Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
risk communication » _ communication, mobile communication
technology health » technology has
development can » development bank, development band, development case
a development » _ development, clean development, asian development
can africa » urban africa, china africa
de risk » de risi, does risk, edge risk
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: technology health information _ de risk communication costs a development can africa.~.
• Adding a wildcard symbol may retrieve word variants: technology health information _ de risk communication costs a development can africa.*.