Perhaps you should try some spelling variations:
decrease lesions » disease lesions (Expand search), decreased response (Expand search), decrease adhesion (Expand search)
voice processing » juice processing (Expand search), time processing (Expand search), face processing (Expand search)
lesions decrease » response decrease (Expand search), lesions case (Expand search)
decrease voice » decrease toc (Expand search), disease voice (Expand search)
decrease to » decreased to (Expand search), decrease toc (Expand search), decrease the (Expand search)

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

• Removing quotes may allow a broader search: (( decrease AND decrease voice processing ) OR ( decrease lesions decrease to decrease ))~.