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 coping » decrease owing (Expand search), decrease lodging (Expand search), decrease during (Expand search)
decrease human » increase human (Expand search), disease human (Expand search), decrease asian (Expand search)
human decrease » human deceased (Expand search), human increase (Expand search), human disease (Expand search)
decrease toc » decrease of (Expand search), decrease the (Expand search), decreased to (Expand search)
toc decrease » to decrease (Expand search), the decrease (Expand search), not decrease (Expand search)
coping based » coding based (Expand search), coupling based (Expand search), coating based (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 lesions decrease human decrease ) OR ( decrease toc decrease coping based ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease lesions decrease human decrease ) OR ( decrease toc decrease coping based ))*.