Perhaps you should try some spelling variations:
network synthesis » network systems
health impedance » health importance, health temperance, health imperative
health sciences » earth sciences
york synthesis » work synthesis, dark synthesis, shock synthesis
head impedance » head impedances, load impedance, end impedance
sciences york » science york, sciences 3rd, sciences y
dence network » dense network, defence network, dense networks
health dence » health device, health evidence, health science

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 york synthesis report ) OR ( health dence network synthesis report ))) OR ( ((health impedance) OR (head impedance)) network synthesis report )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( health sciences york synthesis report ) or ( health dence network synthesis report ))) or ( ((health impedance) OR (head impedance)) network synthesis report ))".
• Adding a wildcard symbol may retrieve word variants: (((( health sciences york synthesis report ) or ( health dence network synthesis report ))) or ( ((health impedance) OR (head impedance)) network synthesis report ))*.