Perhaps you should try some spelling variations:
"health science mask synthesis report" » "health sciences mask synthesis report", "health science mark synthesis report", "health science mhs synthesis report", "health science mary synthesis report"
"health hybrid network systems report" » "health hybrid networks systems report", "health hybrid network system report", "health hybrid network systems support", "health hybrid network systems recent", "search hybrid network systems report"

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