Talvez deva tentar algumas variações de ortografia:
perturbation programming » education programming (Expandir a busca), production programming (Expandir a busca), evaluation programming (Expandir a busca)
to perturbation » of perturbation (Expandir a busca), by perturbation (Expandir a busca), _ perturbation (Expandir a busca)
python python » pythons python (Expandir a busca), piton python (Expandir a busca), pitons python (Expandir a busca)
coder coder » coder decoder (Expandir a busca), code code (Expandir a busca), decoder codec (Expandir a busca)
in python » _ python (Expandir a busca)
coder to » code to (Expandir a busca), codes to (Expandir a busca), codec to (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( coder coder to perturbation programming ) OR ( in python python python programming ))~.