Talvez deva tentar algumas variações de ortografia:
testing methods » costing methods (Expandir a busca), test methods (Expandir a busca), feeding methods (Expandir a busca)
pre processing » the processing (Expandir a busca), image processing (Expandir a busca)
methods python » methods action (Expandir a busca), pythons python (Expandir a busca), methods method (Expandir a busca)
python codigo » python coding (Expandir a busca), python code (Expandir a busca)
using testing » using resting (Expandir a busca), using nesting (Expandir a busca), ring testing (Expandir a busca)
codigo pre » codigo prex (Expandir a busca), codigo paret (Expandir a busca), codigo perl (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( compra python codigo pre processing ) OR ( using testing methods python programming ))~.