Perhaps you should try some spelling variations:
decrease proper » decrease pro (Expand search), decreases protein (Expand search), decreased protein (Expand search)
proper object » proposer object (Expand search), proposer objects (Expand search), process object (Expand search)
decrease toc » decrease of (Expand search), decreased to (Expand search), decrease or (Expand search)
toc decrease » to decrease (Expand search), not decrease (Expand search), or decrease (Expand search)
decrease the » decreases the (Expand search), decrease in (Expand search), decrease of (Expand search)
the decrease » to decrease (Expand search), and decrease (Expand search)
decrease on » decrease in (Expand search), decrease of (Expand search), decrease or (Expand search)
on decrease » on decreased (Expand search), or decrease (Expand search), of 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 toc decrease the decrease ) OR ( decrease on decrease proper object ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease toc decrease the decrease ) OR ( decrease on decrease proper object ))*.