Perhaps you should try some spelling variations:
python sampling » method sampling (Expand search), thin sampling (Expand search), methods sampling (Expand search)
decreased after » decrease after (Expand search), increased after (Expand search)
after decrease » faster decrease (Expand search), after deceased (Expand search), litter decrease (Expand search)
on programming » in programming (Expand search), cone programming (Expand search), and programming (Expand search)
methods python » methods action (Expand search), pythons python (Expand search), methods method (Expand search)
decrease on » decrease in (Expand search), decrease of (Expand search), decrease and (Expand search)

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

• Removing quotes may allow a broader search: (( decreased after decrease on programming ) OR ( python sampling methods python programming ))~.