Perhaps you should try some spelling variations:
further improvement » the improvement (Expand search), after improvement (Expand search), teachers improvement (Expand search)
statins decreases » statins decrease (Expand search), statins increase (Expand search), strains decrease (Expand search)
decrease further » increase further (Expand search), disease further (Expand search), decrease the (Expand search)
decrease statins » disease statins (Expand search)
decreases water » increases water (Expand search), decreases cancer (Expand search), decreases with (Expand search)
water decrease » water decreases (Expand search), faster decrease (Expand search), rate decrease (Expand search)
in decrease » in decreased (Expand search), on decrease (Expand search), pain decrease (Expand search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease in decrease further improvement ) OR ( decrease statins decreases water decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease in decrease further improvement ) OR ( decrease statins decreases water decrease ))*.