Perhaps you should try some spelling variations:
network synthesis » network systems
evidence network » guidance network, dence network, evidence work
science networks » sciences network, sequence networks, science works
science network » sciences network, sequence networks
finance network » financial network, distance network, guidance network
health finance » health financing, health insurance
system report » system reform, system support, system reforms
guido network » guide network, guided network, sudo network
science work » science works, science world, science where
health guido » health guide, health gindo, health grid

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