Perhaps you should try some spelling variations:
decrease during » increase during (Expand search), increases during (Expand search), increased during (Expand search)
fear processing » pear processing (Expand search), fur processing (Expand search), after processing (Expand search)
during decrease » during increased (Expand search), during depressed (Expand search), during disease (Expand search)
decrease strain » increase strain (Expand search), decreases pain (Expand search), decreased brain (Expand search)
strain decrease » stress decreases (Expand search)
decrease fear » decreased fear (Expand search), decrease fetal (Expand search), decreased heart (Expand search)
decrease not » decrease of (Expand search), decrease akt (Expand search), decrease at (Expand search)
not decrease » to decrease (Expand search), not increase (Expand search), and decrease (Expand search)

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( decrease NOT decrease fear processing ) OR ( decrease during decrease strain decrease ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease not decrease fear processing ) OR ( decrease during decrease strain decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease not decrease fear processing ) OR ( decrease during decrease strain decrease ))*.