Perhaps you should try some spelling variations:
networks synthesis » networks systems, nets synthesis
health temperance » health temperature, health tolerance, health temperament
network synthesis » network systems
health impedance » health importance, head impedance, health imperative
heart influence » secret influence, impact influence
earth influence » early influence, birth influence, carta influence

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: (( ((heart influence) OR (earth influence)) networks synthesis report ) OR ( ((health impedance) OR (health temperance)) network synthesis report )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ((heart influence) or (earth influence)) networks synthesis report ) or ( ((health impedance) OR (health temperance)) network synthesis report ))".
• Adding a wildcard symbol may retrieve word variants: (( ((heart influence) or (earth influence)) networks synthesis report ) or ( ((health impedance) OR (health temperance)) network synthesis report ))*.