Perhaps you should try some spelling variations:
network synthesis » network systems
health evidence » health science
finance network » financial network, distance network, guidance network
health finance » health financing, health insurance
dense network » dense networks
health dence » health device, health science, health devices
health dense » healthy sense, health disease, health device

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 dence) OR (health evidence)) network synthesis report ) OR ( health dense network synthesis report ))) OR ( health finance network synthesis report )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( ((health dence) OR (health evidence)) network synthesis report ) or ( health dense network synthesis report ))) or ( health finance network synthesis report ))".
• Adding a wildcard symbol may retrieve word variants: (((( ((health dence) OR (health evidence)) network synthesis report ) or ( health dense network synthesis report ))) or ( health finance network synthesis report ))*.