Perhaps you should try some spelling variations:
extraction method » extraction methods (Expand search)
peano extraction » peach extraction (Expand search), and extraction (Expand search), an extraction (Expand search)
coder function » modern function (Expand search), power function (Expand search), over function (Expand search)
function peano » function point (Expand search), function pain (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
using codigo » using indigo (Expand search), using coding (Expand search), using codium (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 function peano extraction method ) OR ( using codigo python python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( coder function peano extraction method ) OR ( using codigo python python programming ))*.