Talvez deva tentar algumas variações de ortografia:
by reprogramming » cell reprogramming (Expandir a busca), c programming (Expandir a busca), 1 programming (Expandir a busca)
python string » python coding (Expandir a busca), python script (Expandir a busca), cotton string (Expandir a busca)
python python » pythons python (Expandir a busca), piton python (Expandir a busca), pitons python (Expandir a busca)
using python » usando python (Expandir a busca), in python (Expandir a busca)
string by » spring by (Expandir a busca), strong by (Expandir a busca), steering by (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( compra python string by reprogramming ) OR ( using python python python programming ))~.