Perhaps you should try some spelling variations:
evidence network » science network, dence network, incidence networks
guidance network » guide network, finance network, impedance network
health evidence » health science
health guidance » health substance
health finance » health insurance
systems report » systems support, systems recent, systems transport
system report » system reform, system recent

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