Perhaps you should try some spelling variations:
guidance network » finance network, impedance network, guided network
health evidence » health science
health sequence » health sequelae, heart sequence, health consequence
network system » networked systems
guide network » guided network, side network, wide network
system report » system reform, system support, system reforms

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