Perhaps you should try some spelling variations:
"health evidence network synthesis report" » "health evidence network systems report", "health science network synthesis report", "health guidance network synthesis report", "health dence network synthesis report"
"health substrate network synthesis report" » "health substrate network systems report", "health subscribe networks synthesis report", "health subscriber network synthesis report", "health substance network synthesis report", "earth substrates network synthesis report", "healing substrates network synthesis report"
"health state network synthesis report" » "health state network systems report", "health state networks synthesis report", "health aware network synthesis report", "health status network synthesis report"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("health evidence network synthesis report") OR ((("health substrate network synthesis report") OR ("health state network synthesis report"))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"health evidence network synthesis report\") or (((\"health substrate network synthesis report\") OR (\"health state network synthesis report\"))))*".
• Removing quotes may allow a broader search: (( health evidence network synthesis report ) or ((( health substrate network synthesis report ) OR ( health state network synthesis report ))))*.