Perhaps you should try some spelling variations:
network synthesis » network systems
substrate network » subscribe networks, subscriber network
health substrate » health substance, earth substrates, healing substrates
health guidance » health evidence, health substance
health finance » health financing, health insurance
state network » state networks, aware network
health state » health status

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