Perhaps you should try some spelling variations:
"health impedance network synthesis report" » "health importance network synthesis report", "health temperance network synthesis report", "head impedance network synthesis report"
"health science shock synthesis report" » "health science theory synthesis report", "health sciences shock synthesis report", "health science stock synthesis report", "health science shop synthesis report", "health science short synthesis report"
"health device network systems report" » "health service network systems report", "health service networks systems report", "health services network systems report", "health device network system report", "health device network systems support", "health device network systems recent"

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 science shock synthesis report") OR ("health device network systems report"))) OR ("health impedance network synthesis report")).
• Removing quotes may allow a broader search: (((( health science shock synthesis report ) or ( health device network systems report ))) or ( health impedance network synthesis report )).
• Adding a wildcard symbol may retrieve word variants: (((("health science shock synthesis report") or ("health device network systems report"))) or ("health impedance network synthesis report"))*.