Perhaps you should try some spelling variations:
sequential network » sequential networks
sequence network » sequence networks, science network, recurrence network
guidance network » guide network, finance network, impedance network
health guidance » health evidence, health finance, health substance
dense network » dense networks
health dense » healthy sense, health disease, health device

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 dense network systems recent ) OR ( health ((sequence network) OR (sequential network)) systems recent ))) OR ( health guidance network systems recent ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( health dense network systems recent ) or ( health ((sequence network) OR (sequential network)) systems recent ))) or ( health guidance network systems recent ))*".