Perhaps you should try some spelling variations:
heart processing » heat processing (Expand search), meat processing (Expand search), fear processing (Expand search)
ratio decreased » ratio decrease (Expand search), rats decreased (Expand search), to decreased (Expand search)
decreased heart » decreased health (Expand search), decreased fear (Expand search), decreased left (Expand search)
decrease ratio » decreased ratio (Expand search), decrease at (Expand search), decreased rate (Expand search)
decrease that » decrease the (Expand search), decrease at (Expand search), decrees that (Expand search)
that decrease » that increase (Expand search), that increases (Expand search), not decrease (Expand search)
decrease and » decreases and (Expand search), decrease in (Expand search), decrease of (Expand search)
and decrease » and decreases (Expand search), and decreased (Expand search), and increase (Expand search)

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

• Removing quotes may allow a broader search: (( decrease ratio decreased heart processing ) OR ( decrease that decrease and decrease ))~.