Perhaps you should try some spelling variations:
decrease observed » decay observed (Expand search), case observed (Expand search)
decrease statins » disease statins (Expand search)
statins decrease » statins increase (Expand search), skins decrease (Expand search), strain decrease (Expand search)
observed pattern » observer pattern (Expand search), observed after (Expand search), observed water (Expand search)
decrease cell » decreases cell (Expand search)
cell decrease » cells decrease (Expand search), cells decreases (Expand search), will decrease (Expand search)
decrease and » decreases and (Expand search), decrease in (Expand search), decrease of (Expand search)
and decrease » and decreases (Expand search), and decreased (Expand search), and increase (Expand search)

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

• Removing quotes may allow a broader search: (( decrease statins decrease and decrease ) OR ( decrease cell decrease observed pattern ))~.