Perhaps you should try some spelling variations:
"health dense networks synthesis report" » "health dense network synthesis report", "health dense networks systems report", "health dense nets synthesis report", "healthy sense networks synthesis report", "health device networks synthesis report", "health degree networks synthesis report"
"health disease networks synthesis report" » "health disease network synthesis report", "health disease networks systems report", "health disease nets synthesis report", "health diseases network synthesis report", "health diverse networks synthesis report", "heart disease networks synthesis report"
"health dence network systems recent" » "health dense network systems recent", "health defence network systems recent", "health device network systems recent", "health evidence network systems recent", "health science network systems recent"

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 dense networks synthesis report") OR ("health disease networks synthesis report"))) OR ("health dence network systems recent")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"health dense networks synthesis report\") OR (\"health disease networks synthesis report\"))) or (\"health dence network systems recent\"))".
• Removing quotes may allow a broader search: (((( health dense networks synthesis report ) OR ( health disease networks synthesis report ))) or ( health dence network systems recent )).
• Adding a wildcard symbol may retrieve word variants: (((("health dense networks synthesis report") OR ("health disease networks synthesis report"))) or ("health dence network systems recent"))*.