Perhaps you should try some spelling variations:
decrease their » decrease the (Expand search), increase their (Expand search), decreases the (Expand search)
their decrease » the decrease (Expand search), their disease (Expand search), the decreased (Expand search)
risc processor » risco processo (Expand search)
decrease risc » decrease risk (Expand search), decreased risk (Expand search), decrease in (Expand search)
decrease limb » decrease lipid (Expand search), decrease liver (Expand search), decrease in (Expand search)
limb decrease » will decrease (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease their decrease risc processor ) OR ( decrease to decrease limb decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease their decrease risc processor ) OR ( decrease to decrease limb decrease ))*.