Talvez deva tentar algumas variações de ortografia:
prison structure » poisson structure (Expandir a busca), poisson structures (Expandir a busca), union structure (Expandir a busca)
python python » pythons python (Expandir a busca), piton python (Expandir a busca), pitons python (Expandir a busca)
coder prison » roger prison (Expandir a busca), power prison (Expandir a busca), closed prison (Expandir a busca)
coder coder » coder decoder (Expandir a busca), code code (Expandir a busca), decoder codec (Expandir a busca)
on python » in python (Expandir a busca), of python (Expandir a busca), _ python (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( coder coder prison structure function ) OR ( on python python python programming ))~.