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)
external python » external photon (Expand search), external pattern (Expand search), external methods (Expand search)
based external » and external (Expand search)
decrease sod » decrease std (Expand search), decrease food (Expand search), decrease of (Expand search)
sod decrease » soil decrease (Expand search), to decrease (Expand search), and decrease (Expand search)
python based » action based (Expand search)

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

• Removing quotes may allow a broader search: (( decrease sod decrease decrease processes ) OR ( python based external python programming ))~.