Perhaps you should try some spelling variations:
recurrence network » recurrent network, occurrence network, occurrence networks
sequence network » sequence networks, sequential network, reference network
guidance network » guide network, finance network, impedance network
science network » sciences network, science networks, science work
health guidance » health evidence, health finance, health substance
systems report » system report, systems support, systems recent
dence network » dense network, defence network, dense networks

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