Perhaps you should try some spelling variations:
decreases with » increases with (Expand search), decreases in (Expand search)
decrease treg » increase treg (Expand search), decrease their (Expand search)
treg decrease » the decrease (Expand search), urea decrease (Expand search), drugs decrease (Expand search)
toc decreases » c decreases (Expand search), oic decreases (Expand search), co2 decreases (Expand search)
with decrease » with decreased (Expand search), with deceased (Expand search), with increase (Expand search)
decrease the » decreases the (Expand search), decrease in (Expand search), decrease of (Expand search)
decrease toc » decrease of (Expand search), decreased to (Expand search), decrease on (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 treg decrease the process ) OR ( decrease toc decreases with decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease treg decrease the process ) OR ( decrease toc decreases with decrease ))*.