Talvez deva tentar algumas variações de ortografia:
perl programming » cell programming (Expandir a busca), period programming (Expandir a busca), fetal programming (Expandir a busca)
python codigos » python codigo (Expandir a busca), python coding (Expandir a busca), vpython colisoes (Expandir a busca)
coder coding » modern coding (Expandir a busca), color coding (Expandir a busca), odor coding (Expandir a busca)
coding based » coating based (Expandir a busca), modeling based (Expandir a busca), reading based (Expandir a busca)
based perl » based petri (Expandir a busca), based pcr (Expandir a busca), based peer (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( codigo python codigos python programming ) OR ( coder coding based perl programming ))~.