Perhaps you should try some spelling variations:
decreases rate » decreased rate (Expand search), decreases water (Expand search), decreases brain (Expand search)
the professors » the professor (Expand search), the professions (Expand search), of professors (Expand search)
rate decrease » rats decreases (Expand search), rate increase (Expand search), to decrease (Expand search)
decrease the » decreases the (Expand search), decrease of (Expand search)
decrease il » decreased il (Expand search), decrease hiv (Expand search), decrease of (Expand search)
il decrease » l decrease (Expand search), will decrease (Expand search), oil decreases (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 il decrease the professors ) OR ( decreases rate decrease in decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease il decrease the professors ) OR ( decreases rate decrease in decrease ))*.