Perhaps you should try some spelling variations:
visual processing » signal processing (Expand search), minimal processing (Expand search), digital processing (Expand search)
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 visual » decreased visual (Expand search), decrease visceral (Expand search), decreases visceral (Expand search)
decrease liver » decreases liver (Expand search), decrease litter (Expand search), decrease after (Expand search)
liver decrease » litter decrease (Expand search), liver desease (Expand search), life decrease (Expand search)
in decrease » in decreased (Expand search), on decrease (Expand search), pain 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: "(( decrease liver decrease visual processing ) OR ( decrease lesions decrease in decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease liver decrease visual processing ) OR ( decrease lesions decrease in decrease ))*.