Perhaps you should try some spelling variations:
networks synthesis » networks systems
substance network » distance network, resistance network, distance networks
substrate network » subscribe networks, subscriber network, state network
health influence » heart influence, death influence, earth influence
health substrate » earth substrates, healing substrates, health state
guidance network » guide network, finance network, impedance network
health guidance » health evidence, health finance
nets synthesis » net synthesis, dots synthesis, its synthesis

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