Perhaps you should try some spelling variations:
decrease rapidly » disease rapidly (Expand search), decrease lipid (Expand search)
rapidly decrease » rapid decrease (Expand search), rapid increase (Expand search), taping decrease (Expand search)
decreased fear » decreased heart (Expand search), decreased mean (Expand search), decreased after (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)
in decreased » is decreased (Expand search), in deceased (Expand search), and decreased (Expand search)
fear objects » learn objects (Expand search), linear objects (Expand search), earth 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 rapidly decrease rate decrease ) OR ( decrease in decreased fear objects ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease rapidly decrease rate decrease ) OR ( decrease in decreased fear objects ))*.