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)
rate decrease » rats decreases (Expand search), ratio decrease (Expand search), rate increase (Expand search)
python based » action based (Expand search)
based pitons » based peptones (Expand search), based epitope (Expand search), based tectons (Expand search)
code rate » code rape (Expand search), code state (Expand search), code rac (Expand search)

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

• Removing quotes may allow a broader search: (( code rate decrease defense processes ) OR ( python based pitons python programming ))~.