Perhaps you should try some spelling variations:
"health science networks synthesis report" » "health science networks systems report", "health science network synthesis report", "health sciences network synthesis report", "health sequence networks synthesis report", "health sciences networks synthesis report"
"health substance network systems support" » "health distance network systems support", "health substrate network systems support", "health resistance network systems support", "health substance network system support", "health substance network systems supporting", "health substance network system supporting"
"health evidence network synthesis report" » "health science network synthesis report", "health dence network synthesis report", "health incidence networks synthesis report"
"health guidance network systems report" » "health guide network systems report", "health finance network systems report", "health impedance network systems report", "health guidance network system report", "health guidance network systems recent", "health guidance network systems transport"
"health guidance network systems support" » "health guide network systems support", "health finance network systems support", "health impedance network systems support", "health guidance network system support", "health guidance network systems supporting", "health guidance network system supporting"
"death incidence nets synthesis report" » "disease incidence nets synthesis report", "growth incidence nets synthesis report", "dengue incidence nets synthesis report", "death incidence des synthesis report", "death incidence les synthesis report", "death incidence costs synthesis report", "death incidence net synthesis report", "death incidence dots synthesis report", "death incidence its synthesis report"

Try widening your search to All Fields.

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 science networks synthesis report") OR ("death incidence nets synthesis report"))))) OR ((("health guidance network systems report") OR ((("health guidance network systems support") OR ("health substance network systems support")))))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"health evidence network synthesis report\") or (((\"health science networks synthesis report\") or (\"death incidence nets synthesis report\"))))) or (((\"health guidance network systems report\") or (((\"health guidance network systems support\") OR (\"health substance network systems support\"))))))".
• Removing quotes may allow a broader search: (((( health evidence network synthesis report ) or ((( health science networks synthesis report ) or ( death incidence nets synthesis report ))))) or ((( health guidance network systems report ) or ((( health guidance network systems support ) OR ( health substance network systems support )))))).
• Adding a wildcard symbol may retrieve word variants: (((("health evidence network synthesis report") or ((("health science networks synthesis report") or ("death incidence nets synthesis report"))))) or ((("health guidance network systems report") or ((("health guidance network systems support") OR ("health substance network systems support"))))))*.