Perhaps you should try some spelling variations:
decreased skins » decreased in (Expand search), decreased point (Expand search), increased skin (Expand search)
model processes » modern processes (Expand search), model process (Expand search), model processor (Expand search)
skins decrease » stent decrease (Expand search)
decrease model » increase model (Expand search), decrease sod (Expand search), decrease total (Expand search)
methods python » methods action (Expand search), pythons python (Expand search), methods method (Expand search)
python and » python based (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: (( decreased skins decrease model processes ) OR ( python AND methods python programming ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decreased skins decrease model processes ) OR ( python and methods python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( decreased skins decrease model processes ) OR ( python and methods python programming ))*.