Perhaps you should try some spelling variations:
networks synthesis » networks systems, nets synthesis
alliance networks » advanced networks, reliable networks
health evidence » health science
health alliance » healthy alliance, healthy alliances, earth alliance

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 evidence ((network synthesis) OR (network systems)) report ) OR ( health alliance networks synthesis report )).
• Adding a wildcard symbol may retrieve word variants: (( health evidence ((network synthesis) or (network systems)) report ) or ( health alliance networks synthesis report ))*.