Perhaps you should try some spelling variations:
networks synthesis » networks systems, nets synthesis
network synthesis » network systems
science networks » science network, sciences network, sequence networks
guidance network » guide network, finance network, impedance network
health guidance » health evidence, 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 science networks synthesis report ) OR ( health guidance network synthesis report )).
• Adding a wildcard symbol may retrieve word variants: (( Health science networks synthesis report ) or ( health guidance network synthesis report ))*.