Perhaps you should try some spelling variations:
decrease lesions » disease lesions (Expand search), decreased response (Expand search), decrease adhesion (Expand search)
lesions decrease » response decrease (Expand search), lesions case (Expand search)
decrease pain » decreases pain (Expand search), decrease in (Expand search), decreased brain (Expand search)
pain decrease » can decrease (Expand search), strain decrease (Expand search), taping decrease (Expand search)
decrease law » decrease low (Expand search), decree law (Expand search), decrease at (Expand search)
decrease to » decreased to (Expand search), decrease toc (Expand search), decrease the (Expand search)
affect » affected (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 pain decrease lesions decrease ) OR ( decrease to decrease law affect ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease pain decrease lesions decrease ) OR ( decrease to decrease law affect ))*.