Perhaps you should try some spelling variations:
decrease defecation » decreases infection (Expand search), decrease predation (Expand search), decrease cooperation (Expand search)
defecation patterns » defoliation patterns (Expand search), vegetation patterns (Expand search), selection patterns (Expand search)
decrease cells » decrease cell (Expand search), decreases cell (Expand search), decrease costs (Expand search)
cells decrease » cells decreases (Expand search), cells increase (Expand search), cells increases (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)
decrease can » decrease in (Expand search), decrease and (Expand search), decrease at (Expand search)
can decrease » and decrease (Expand search), can increase (Expand search), to 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 can decrease rate decrease ) OR ( decrease cells decrease defecation patterns ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease can decrease rate decrease ) OR ( decrease cells decrease defecation patterns ))*.