Perhaps you should try some spelling variations:
fear processing » pear processing (Expand search), fur processing (Expand search), after processing (Expand search)
life decreased » life decreases (Expand search), with decreased (Expand search), is decreased (Expand search)
decreased fear » decreased heart (Expand search), decreased mean (Expand search), decreased after (Expand search)
decrease life » decrease liver (Expand search), increase life (Expand search), decreases liver (Expand search)
decrease pro » decrease or (Expand search), decrease food (Expand search), decrease treg (Expand search)
pro decrease » to decrease (Expand search), or decrease (Expand search), price 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 life decreased fear processing ) OR ( decrease _ decrease pro decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease life decreased fear processing ) OR ( decrease _ decrease pro decrease ))*.