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)
increase their » increase the (Expand search), increases the (Expand search), increased the (Expand search)
their decrease » the decrease (Expand search), their disease (Expand search), the decreased (Expand search)
decrease on » decrease in (Expand search), decrease of (Expand search), decrease or (Expand search)
on objects » on object (Expand search), and objects (Expand search), _ objects (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 _ increase their decrease ) OR ( decrease faster decrease on objects ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease _ increase their decrease ) OR ( decrease faster decrease on objects ))*.