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 faster » decrease after (Expand search), decrease further (Expand search), decreased after (Expand search)
decrease their » decrease the (Expand search), increase their (Expand search), decreases 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)
their seas » their seeds (Expand search), their sense (Expand search), their steps (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 rate decrease during decrease ) OR ( decrease faster decrease their seas ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease rate decrease during decrease ) OR ( decrease faster decrease their seas ))*.