Perhaps you should try some spelling variations:
network synthesis » network systems
evidence network » dence network, incidence networks, resilience network
guidance network » guide network, finance network, impedance network
defence network » defenses network, defense networks, dence network
defense network » defenses network, dense network, dense networks
science network » sciences network, science networks, science work
health guidance » health finance, health substance
health science » health sciences

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