Perhaps you should try some spelling variations:
coding sampling » crossing sampling (Expand search), using sampling (Expand search), combining sampling (Expand search)
sampling scale » sampling flame (Expand search), sampling schemes (Expand search)
python codigo » python coding (Expand search), python code (Expand search)
coder python » compra python (Expand search)
scale python » simple python (Expand search), scilab python (Expand search), gate python (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: "(( coder python codigo python programming ) OR ( coding sampling scale python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( coder python codigo python programming ) OR ( coding sampling scale python programming ))*.