Perhaps you should try some spelling variations:
python graphical » the graphical (Expand search), on graphical (Expand search), to graphical (Expand search)
graphical method » biographical method (Expand search), graphic methods (Expand search), critical method (Expand search)
con programming » cone programming (Expand search), on programming (Expand search), co programming (Expand search)
risk processes » risk process (Expand search), work processes (Expand search), k processes (Expand search)
decrease risk » decreased risk (Expand search), increase risk (Expand search), decrease in (Expand search)
decrease and » decreases and (Expand search), decrease in (Expand search), decrease of (Expand search)
and decrease » and decreases (Expand search), and decreased (Expand search), and increase (Expand search)
method con » method can (Expand search), method cox (Expand search), method cook (Expand search)

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( decrease AND decrease risk processes ) OR ( python graphical method con programming ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease and decrease risk processes ) OR ( python graphical method con programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease and decrease risk processes ) OR ( python graphical method con programming ))*.