Perhaps you should try some spelling variations:
"health evidence network synthesis report" » "health science network synthesis report", "health guidance network synthesis report", "health dence network synthesis report"
"Health guide network systems support" » "Health guide network system support", "Health guide network systems supporting", "Health guide network system supporting", "Health guided network systems support", "Health side network systems support", "Health inside network systems support"
"Health wide network systems support" » "Health wide network system support", "Health wide network systems supporting", "Health wide network system supporting", "Health side network systems support", "Health mode network systems support", "Health fine network systems support"
health guide » health guido, earth guide, health grid
health wide » health side, health aides, health were

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 guide network systems support") OR ("Health wide network systems support"))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"health evidence network synthesis report\") or (((\"Health guide network systems support\") OR (\"Health wide network systems support\"))))*".
• Removing quotes may allow a broader search: (( health evidence network synthesis report ) or ((( Health guide network systems support ) OR ( Health wide network systems support ))))*.