Perhaps you should try some spelling variations:
network synthesis » network systems
evidence network » science network, dence network, incidence networks
guidance network » finance network, impedance network, guided network
where synthesis » heme synthesis, when synthesis, wire synthesis
health science » health sciences
science where » science what
guide network » guided network, side network, wide network
health guide » health guido, earth guide, 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 (guidance network)) synthesis report ) OR ( health science where synthesis report ))) OR ( health guide network synthesis report )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( health ((evidence network) OR (guidance network)) synthesis report ) or ( health science where synthesis report ))) or ( health guide network synthesis report ))".
• Adding a wildcard symbol may retrieve word variants: (((( health ((evidence network) OR (guidance network)) synthesis report ) or ( health science where synthesis report ))) or ( health guide network synthesis report ))*.