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)
decreased costs » decrease costs (Expand search), increased costs (Expand search), decreasing costs (Expand search)
with decreased » with increased (Expand search)
decrease with » decreases with (Expand search), increase with (Expand search), decrease the (Expand search)
costs objects » cost objects (Expand search), lost objects (Expand search), postal objects (Expand search)
in decrease » in decreased (Expand search), on decrease (Expand search), pain decrease (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 faster decrease in decrease ) OR ( decrease with decreased costs objects ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease faster decrease in decrease ) OR ( decrease with decreased costs objects ))*.