Perhaps you should try some spelling variations:
network synthesis » network systems
health sciences » earth sciences
dark synthesis » mask synthesis, walk synthesis, work synthesis
sciences dark » science dark, sciences mark, sciences data
guide network » guided network, side network, wide network
health guide » health guido, earth guide, health grid

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 sciences dark synthesis report ) OR ( health guide network synthesis report )).
• Adding a wildcard symbol may retrieve word variants: (( health sciences dark synthesis report ) or ( health guide network synthesis report ))*.