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 owing » decrease lodging (Expand search), decrease in (Expand search), decrease with (Expand search)
owing decrease » taping decrease (Expand search), will decrease (Expand search), skins decrease (Expand search)
decrease trend » decrease treg (Expand search), increase trend (Expand search), decrease the (Expand search)
decrease rate » decreased rate (Expand search), decreases rate (Expand search), decrease at (Expand search)
rate decrease » rats decreases (Expand search), rate increase (Expand search), to decrease (Expand search)
trend and » trends and (Expand search), trend in (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 owing decrease during decrease ) OR ( decrease rate decrease trend AND ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease owing decrease during decrease ) OR ( decrease rate decrease trend and ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease owing decrease during decrease ) OR ( decrease rate decrease trend and ))*.