Perhaps you should try some spelling variations:
decrease urinary » increased urinary (Expand search), decrease pulmonary (Expand search), decrease during (Expand search)
decrease litter » increased litter (Expand search), decrease after (Expand search), decreases liver (Expand search)
litter decrease » faster decrease (Expand search), life decrease (Expand search)
decrease their » decrease the (Expand search), increase their (Expand search), decreases the (Expand search)
their decrease » the decrease (Expand search), their disease (Expand search), the decreased (Expand search)
urinary object » primary object (Expand search), ordinary objects (Expand search), primary objects (Expand search)
decrease that » decrease the (Expand search), decrease at (Expand search), decrees that (Expand search)
that decrease » that increase (Expand search), that increases (Expand search), not 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 that decrease their decrease ) OR ( decrease litter decrease urinary object ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease that decrease their decrease ) OR ( decrease litter decrease urinary object ))*.