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)
decreases pain » decreases in (Expand search), decreases and (Expand search), decreases hepatic (Expand search)
hiv processing » air processing (Expand search), bait processing (Expand search), and processing (Expand search)
pain decrease » can decrease (Expand search), taping decrease (Expand search), strain decrease (Expand search)
decrease hiv » decrease in (Expand search), decrease their (Expand search), decreased high (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)

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: "(( decreases pain decrease hiv processing ) OR ( decrease the decrease lesions decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decreases pain decrease hiv processing ) OR ( decrease the decrease lesions decrease ))*.