Perhaps you should try some spelling variations:
network synthesis » network systems
science network » sciences network, science networks, science work
health guidance » health evidence, health substance
health science » health sciences
health finance » health financing, health insurance
dence network » dense network, defence network, dense networks
health dence » health device, health evidence, health devices

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