Perhaps you should try some spelling variations:
networks synthesis » networks systems, nets synthesis
science networks » sciences network, sequence networks, science works
guidance network » finance network, impedance network, guided network
science network » sciences network, science work, sequence networks
health guidance » health evidence, health finance, health substance
health science » health sciences
systems report » system report, systems support, systems recent
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 science network synthesis report ) OR ( health science networks synthesis report ))) OR ((( health guidance network systems report ) OR ( health guide network systems report )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( health science network synthesis report ) or ( health science networks synthesis report ))) or ((( health guidance network systems report ) OR ( health guide network systems report ))))".
• Adding a wildcard symbol may retrieve word variants: (((( health science network synthesis report ) or ( health science networks synthesis report ))) or ((( health guidance network systems report ) OR ( health guide network systems report ))))*.