Perhaps you should try some spelling variations:
decrease decrease » decrease release (Expand search), decreases disease (Expand search), disease decreases (Expand search)
lesions decrease » response decrease (Expand search), lesions case (Expand search)
decrease lesions » disease lesions (Expand search), decreased response (Expand search), decrease adhesion (Expand search)
decrease after » disease after (Expand search)
in processing » grain processing (Expand search), corn processing (Expand search), in process (Expand search)
decrease hiv » decrease their (Expand search), decreased high (Expand search), decrease with (Expand search)
hiv decrease » via decrease (Expand search), hiv increase (Expand search), will decrease (Expand search)

You may be able to get more results by adjusting your search query.

• Removing quotes may allow a broader search: (( decrease hiv decrease in processing ) OR ( decrease lesions decrease decrease after ))~.