Perhaps you should try some spelling variations:
network synthesis » network systems
science network » sciences network, science networks, science work
defence network » defense network, defenses network, defense networks
health guidance » health finance, health substance
health science » health sciences
device network » service network, service networks, services network
health defence » health adherence, health reference, health terrence
health device » health service, health services

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 device network synthesis report ) OR ( health defence network synthesis report ))))) OR ( ((health guidance) OR (health evidence)) network synthesis report )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( health science network synthesis report ) or ((( health device network synthesis report ) or ( health defence network synthesis report ))))) or ( ((health guidance) OR (health evidence)) network synthesis report ))".
• Adding a wildcard symbol may retrieve word variants: (((( health science network synthesis report ) or ((( health device network synthesis report ) or ( health defence network synthesis report ))))) or ( ((health guidance) OR (health evidence)) network synthesis report ))*.