Perhaps you should try some spelling variations:
"health guided network systems transport" » "health guided network systems transportation", "health guided networked systemss transport", "health guide network systems transport", "hath guided network systems transport", "health guido network systems transport"
"health evidence network synthesis report" » "health science network synthesis report", "health dence network synthesis report", "health incidence networks synthesis report"
"health guidance network system report" » "health guide network system report", "health finance network system report", "health science network system report", "health substance network system report", "health guidance networked systems report", "health guidance network system reform", "health guidance network system support", "health guidance network system recent"
"health impedance network synthesis report" » "health importance network synthesis report", "health temperance network synthesis report", "head impedance network synthesis report"
"health guided network systems report" » "health guided networked systemss report", "health guided network systems support", "health guided network systems recent", "health guide network systems report", "hath guided network systems report", "health guido network systems 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 guidance network system report") OR ((("health guided network systems report") OR ("health guided network systems transport"))))) OR ("health impedance network synthesis report")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"health evidence network synthesis report\") or (((((\"health guidance network system report\") or (((\"health guided network systems report\") OR (\"health guided network systems transport\"))))) or (\"health impedance network synthesis report\"))))".
• Removing quotes may allow a broader search: (( health evidence network synthesis report ) or ((((( health guidance network system report ) or ((( health guided network systems report ) OR ( health guided network systems transport ))))) or ( health impedance network synthesis report )))).
• Adding a wildcard symbol may retrieve word variants: (("health evidence network synthesis report") or ((((("health guidance network system report") or ((("health guided network systems report") OR ("health guided network systems transport"))))) or ("health impedance network synthesis report"))))*.