Perhaps you should try some spelling variations:
"health defence network synthesis report" » "health defense network synthesis report", "health defenses network synthesis report", "health defense networks synthesis report", "health adherence network synthesis report", "health reference network synthesis report", "health terrence network synthesis report"
"health dence network systems support" » "health dence network system support", "health dence network systems supporting", "health dence network system supporting", "health dense network systems support", "health dense networks systems support", "health device network systems support", "health evidence network systems support", "health science network systems support"

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