Perhaps you should try some spelling variations:
"health evidence network synthesis report" » "health evidence network systems report", "health science network synthesis report", "health guidance network synthesis report", "health dence network synthesis report"
health assistance » health substance, cash assistance
networks systems » network systems, networks system, networked systems
health distance » healthy distance, earth distance, health resistance
systems support » system support, systems supporting, system supporting

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 report") OR ("((health distance) OR (health assistance)) networks systems support")).
• Removing quotes may allow a broader search: (( health evidence network synthesis report ) or ( ((health distance) OR (health assistance)) networks systems support )).
• Adding a wildcard symbol may retrieve word variants: (("health evidence network synthesis report") or ("((health distance) OR (health assistance)) networks systems support"))*.