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)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
on decrease » on decreased (Expand search), of decrease (Expand search), or decrease (Expand search)
doi python » of python (Expand search), on python (Expand search), api python (Expand search)
code on » code of (Expand search), code and (Expand search)

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

• Removing quotes may allow a broader search: (( code on decrease defense processes ) OR ( action doi python python programming ))~.