Perhaps you should try some spelling variations:
decrease variate » decreases ovarian (Expand search), decrease intimate (Expand search), decrease striatal (Expand search)
variate pattern » variable pattern (Expand search), variant pattern (Expand search), marriage pattern (Expand search)
decrease risk » decreased risk (Expand search), increase risk (Expand search), decrease in (Expand search)
risk decrease » risk decreases (Expand search), risk increase (Expand search), break decrease (Expand search)
decrease can » decrease in (Expand search), decrease and (Expand search), decrease at (Expand search)
can decrease » and decrease (Expand search), can increase (Expand search), to decrease (Expand search)
decrease il » decreased il (Expand search), decrease in (Expand search), decrease hiv (Expand search)
il decrease » l decrease (Expand search), will decrease (Expand search), oil decreases (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 risk decrease can decrease ) OR ( decrease il decrease variate pattern ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease risk decrease can decrease ) OR ( decrease il decrease variate pattern ))*.