Perhaps you should try some spelling variations:
decrease theory » decrease their (Expand search), decreased memory (Expand search), decrement theory (Expand search)
theory decrease » therapy decreases (Expand search), memory decreases (Expand search)
decrease the » decreases the (Expand search), decrease in (Expand search)
the decrease » to decrease (Expand search)
decrease and » decreases and (Expand search), decrease in (Expand search)
and decrease » and decreases (Expand search), and decreased (Expand search), and increase (Expand search)
of entrapped » of trapped (Expand search), of entrained (Expand search), gel entrapped (Expand search)
decrease of » decrease 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 the decrease AND decrease ) OR ( decrease theory decrease of entrapped ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease the decrease and decrease ) OR ( decrease theory decrease of entrapped ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease the decrease and decrease ) OR ( decrease theory decrease of entrapped ))*.