Perhaps you should try some spelling variations:
decrease during » increase during (Expand search), increases during (Expand search), increased during (Expand search)
during disease » nursing disease (Expand search), urine disease (Expand search), ring disease (Expand search)
decrease model » increase model (Expand search), decrease sod (Expand search), decrease total (Expand search)
model objects » models objects (Expand search), model object (Expand search), novel objects (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)

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 during disease AND decrease ) OR ( decrease toc decrease model objects ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease during disease AND decrease ) OR ( decrease toc decrease model objects ))*.