Perhaps you should try some spelling variations:
decrease processes » disease processes (Expand search), defense processes (Expand search), decay processes (Expand search)
decrease decrease » decrease release (Expand search), disease decreases (Expand search), decrease sucrose (Expand search)
estimates python » estimates methods (Expand search), estimate method (Expand search), estimates on (Expand search)
cover estimates » color estimates (Expand search), cancer estimates (Expand search), cost estimates (Expand search)
decrease spp » decrease sod (Expand search), decrease std (Expand search), decrease soon (Expand search)
spp decrease » spp increase (Expand search), speed decrease (Expand search), tip decreases (Expand search)
python cover » python code (Expand search), cotton cover (Expand search)

You may be able to get more results by adjusting your search query.

• Removing quotes may allow a broader search: (( decrease spp decrease decrease processes ) OR ( python cover estimates python programming ))~.