Perhaps you should try some spelling variations:
networks synthesis » networks systems, nets synthesis
health importance » health insurance
network synthesis » network systems
science networks » science network, sciences network, sequence networks
health impedance » health temperance, head impedance, health imperative
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 impedance) OR (health importance)) network synthesis report )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( health science networks synthesis report ) or ( ((health impedance) OR (health importance)) network synthesis report ))".
• Adding a wildcard symbol may retrieve word variants: (( health science networks synthesis report ) or ( ((health impedance) OR (health importance)) network synthesis report ))*.