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 guide network synthesis report" » "health guide network systems report", "health guided network synthesis report", "health side network synthesis report", "health wide network synthesis report", "health guido network synthesis report", "earth guide network synthesis report", "health grid network synthesis report"
health devices » health services, health service, health advice
health device » health service, health services
health dence » health science, health degree, health danger

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 dence) or (health device))) or (health devices)) network synthesis report"))) OR ("health guide network synthesis report")).
• Removing quotes may allow a broader search: (((( health evidence network synthesis report ) or ( ((((health dence) or (health device))) or (health devices)) network synthesis report ))) or ( health guide network synthesis report )).
• Adding a wildcard symbol may retrieve word variants: (((("health evidence network synthesis report") or ("((((health dence) or (health device))) or (health devices)) network synthesis report"))) or ("health guide network synthesis report"))*.