Talvez deva tentar algumas variações de ortografia:
sampling problems » sampling process (Expandir a busca), mapping problems (Expandir a busca), scaling problems (Expandir a busca)
coder complex » copper complex (Expandir a busca), modern complex (Expandir a busca), holder complex (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)
of python » _ python (Expandir a busca), in python (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( coder coder complex sampling problems ) OR ( of python python python programming ))~.