Perhaps you should try some spelling variations:
decrease mortality » decreases mortality (Expand search), decreased mortality (Expand search), increase mortality (Expand search)
statins decrease » statins increase (Expand search), taping decrease (Expand search), skins decrease (Expand search)
disease statins » disease staging (Expand search), disease status (Expand search), disease stages (Expand search)
mortality based » mortality caused (Expand search), mortality and (Expand search), reality based (Expand search)
decrease pain » decreases pain (Expand search), decrease in (Expand search), decreased brain (Expand search)
pain decrease » can decrease (Expand search), taping decrease (Expand search), strain decrease (Expand search)
decrease not » decrease of (Expand search), decrease akt (Expand search), decrease at (Expand search)
not decrease » to decrease (Expand search), not increase (Expand search), and decrease (Expand search)

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: (( disease statins decrease pain decrease ) OR ( decrease NOT decrease mortality based ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( disease statins decrease pain decrease ) OR ( decrease not decrease mortality based ))~".
• Adding a wildcard symbol may retrieve word variants: (( disease statins decrease pain decrease ) OR ( decrease not decrease mortality based ))*.