Perhaps you should try some spelling variations:
graphical methods » graphical method (Expand search), graphic methods (Expand search), geophysical methods (Expand search)
noise processes » these processes (Expand search), like processes (Expand search), crime processes (Expand search)
decrease noise » decrease risk (Expand search)
methods python » methods action (Expand search), pythons python (Expand search), methods method (Expand search)
the graphical » the graphic (Expand search), the geographical (Expand search), the biographical (Expand search)
decrease on » decrease in (Expand search), decrease of (Expand search), decrease and (Expand search)
on decrease » on decreased (Expand search), or decrease (Expand search), of decrease (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease on decrease noise processes ) OR ( the graphical methods python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease on decrease noise processes ) OR ( the graphical methods python programming ))*.