Perhaps you should try some spelling variations:
defense processes » defense process (Expand search), decrease processes (Expand search), disease processes (Expand search)
decrease defense » defense defense (Expand search), decrease release (Expand search), decreases disease (Expand search)
oxide decrease » oxide decreases (Expand search), oxide increases (Expand search), oxide release (Expand search)
python based » action based (Expand search)
the oxide » type oxide (Expand search), fe oxide (Expand search)
in python » _ python (Expand search)

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

• Removing quotes may allow a broader search: (( the oxide decrease defense processes ) OR ( python based in python programming ))~.