Talvez deva tentar algumas variações de ortografia:
coder programming » modern programming (Expandir a busca), cone programming (Expandir a busca), order programming (Expandir a busca)
programming based » programming and (Expandir a busca)
based problems » posed problems (Expandir a busca), based probes (Expandir a busca), basic problems (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)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( coder coder programming based problems ) OR ( _ python python python programming ))~.