Perhaps you should try some spelling variations:
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 β » decrease _ (Expand search), decrease of (Expand search), decrease at (Expand search)
β decrease » _ decrease (Expand search), α decrease (Expand search), l decrease (Expand search)
in decrease » in decreased (Expand search), on decrease (Expand search), pain decrease (Expand search)
decrease en » decrease on (Expand search), decrease when (Expand search), decrease and (Expand search)
en object » an object (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 during decrease β decrease ) OR ( decrease in decrease en object ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease during decrease β decrease ) OR ( decrease in decrease en object ))*.