Perhaps you should try some spelling variations:
awkward processing » reward processing (Expand search), word processing (Expand search), onboard processing (Expand search)
increases during » increase during (Expand search), increases brain (Expand search)
during decrease » during increased (Expand search), during depressed (Expand search), during disease (Expand search)
decrease can » decrease in (Expand search), decrease and (Expand search), decrease at (Expand search)
can decrease » can increase (Expand search), and decrease (Expand search), to decrease (Expand search)
decrease the » decreases the (Expand search), decrease in (Expand search), decrease of (Expand search)
the decrease » to decrease (Expand search), and 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 can decrease awkward processing ) OR ( increases during decrease the decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease can decrease awkward processing ) OR ( increases during decrease the decrease ))*.