Talvez deva tentar algumas variações de ortografia:
routine problems » routing problems (Expandir a busca), routing problem (Expandir a busca), grouping problems (Expandir a busca)
kernel routine » kernel rotting (Expandir a busca)
python python » pythons python (Expandir a busca), piton python (Expandir a busca), pitons python (Expandir a busca)
coder kernel » order kernels (Expandir a busca), modelo kernel (Expandir a busca), corn kernel (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)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( coder coder kernel routine problems ) OR ( in python python python programming ))~.