Perhaps you should try some spelling variations:
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)
decrease cloud » decrease blood (Expand search), decreased blood (Expand search), decrease food (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 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)
cloud object » cloud objects (Expand search), cloud objetos (Expand search), cloud project (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 rate decrease their decrease ) OR ( decrease that decrease cloud object ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease rate decrease their decrease ) OR ( decrease that decrease cloud object ))*.