Perhaps you should try some spelling variations:
decrease faster » decrease after (Expand search), decrease further (Expand search), decreased after (Expand search)
faster decrease » rate decrease (Expand search)
decrease β » decrease _ (Expand search), decrease at (Expand search), decrease 30 (Expand search)
β decrease » _ decrease (Expand search), α decrease (Expand search), l decrease (Expand search)
of decrease » or decrease (Expand search), not decrease (Expand search), to decrease (Expand search)
in noise » and noise (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 β decrease faster decrease ) OR ( decrease of decrease in noise ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease β decrease faster decrease ) OR ( decrease of decrease in noise ))*.