Perhaps you should try some spelling variations:
"health insurance networks synthesis report" » "health assurance networks synthesis report", "health inference networks synthesis report", "health assurance network synthesis report", "health insurance networks systems report", "health insurance nets synthesis report", "health assurance networkss synthesis report", "health inductance networks synthesis report"
"health guidance network synthesis report" » "health guidance network systems report", "health guide network synthesis report", "health finance network synthesis report", "health impedance network synthesis report", "health substance network synthesis report"
"health insurance network synthesis report" » "health insurance network systems report", "health assurance network synthesis report", "health assurance networks synthesis report", "health inductance network synthesis report"
"health grid network synthesis report" » "health grid network systems report", "health grid networks synthesis report", "health hybrid network synthesis report", "health world network synthesis report", "health guide network synthesis report", "health guido network synthesis report", "health gis network synthesis report"
"health evidence network system report" » "health science network system report", "health dence network system report", "health incidence networks system report", "health evidence network systems report", "health evidence networked systems report", "health evidence network system reform", "health evidence network system support", "health evidence network system reforms"

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