Perhaps you should try some spelling variations:
decrease reasoning » decrease replacing (Expand search), decreases weaning (Expand search), defeasible reasoning (Expand search)
reasoning problems » learning problems (Expand search), recoloring problems (Expand search), nesting problems (Expand search)
decrease during » increase during (Expand search), increases during (Expand search), increased during (Expand search)
during decrease » during increased (Expand search), during depressed (Expand search), during disease (Expand search)
decrease cell » decreases cell (Expand search)
cell decrease » cells decrease (Expand search), cells decreases (Expand search), will decrease (Expand search)
or decrease » not decrease (Expand search), to decrease (Expand search), _ decrease (Expand search)
decrease or » decrease of (Expand search), decrease on (Expand search), decrease pro (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 during decrease reasoning problems ) OR ( decrease OR decrease cell decrease ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease during decrease reasoning problems ) OR ( decrease or decrease cell decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease during decrease reasoning problems ) OR ( decrease or decrease cell decrease ))*.