Perhaps you should try some spelling variations:
networks synthesis » networks systems, nets synthesis
"health incidence networks system report" » "health inference networks system report", "health influence networks system report", "health science networks system report", "health incident networks system report", "path incidence networks system report", "health insurance networks system report", "health incidence network system report", "health incidence network systems report", "health incidence networked systems report", "health incidence networks system reform", "health incidence networks system support", "health incidence networks system reforms"
"death incidence networks system report" » "death inference networks system report", "death influence networks system report", "death science networks system report", "death incidence network system report", "death incidence network systems report", "death incidence networked systems report", "growth incidence networks system report", "dengue incidence networks system report", "graphs incidence networks system report", "death incidence networks system reform", "death incidence networks system support", "death incidence networks system reforms"
"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 sciences » earth 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 incidence networks system report") OR ("death incidence networks system report"))) OR ("((health incidence) or (((health science) or (health sciences)))) networks synthesis report"))) OR ("health evidence network synthesis report")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"health incidence networks system report\") OR (\"death incidence networks system report\"))) or (\"((health incidence) or (((health science) or (health sciences)))) networks synthesis report\"))) or (\"health evidence network synthesis report\"))".
• Removing quotes may allow a broader search: (((((( health incidence networks system report ) OR ( death incidence networks system report ))) or ( ((health incidence) or (((health science) or (health sciences)))) networks synthesis report ))) or ( health evidence network synthesis report )).
• Adding a wildcard symbol may retrieve word variants: (((((("health incidence networks system report") OR ("death incidence networks system report"))) or ("((health incidence) or (((health science) or (health sciences)))) networks synthesis report"))) or ("health evidence network synthesis report"))*.