Perhaps you should try some spelling variations:
network synthesis » network systems
finance network » financial network, distance network, guidance network
health finance » health financing, health insurance
dence network » dense network, defence network, dense networks
system report » system reforms, system recent
guide network » guided network, side network, inside network
health dence » health device, health evidence, health science
wide network » side network, mode network, line network

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