Perhaps you should try some spelling variations:
shell processing » cell processing (Expand search), small processing (Expand search), gel processing (Expand search)
boosting method » costing method (Expand search), costing methods (Expand search), shooting method (Expand search)
using boosting » using rotating (Expand search), using boosted (Expand search), using resting (Expand search)
method python » method method (Expand search), python python (Expand search)
python code » python coding (Expand search), python redes (Expand search)
code shell » core shell (Expand search), code smell (Expand search), cone shell (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: "(( compra python code shell processing ) OR ( using boosting method python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( compra python code shell processing ) OR ( using boosting method python programming ))*.