Talvez deva tentar algumas variações de ortografia:
crf programming » core programming (Expandir a busca), of programming (Expandir a busca), c programming (Expandir a busca)
python python » pythons python (Expandir a busca), piton python (Expandir a busca), pitons python (Expandir a busca)
coder factor » power factor (Expandir a busca), model factor (Expandir a busca), mode factor (Expandir a busca)
coder coder » coder decoder (Expandir a busca), code code (Expandir a busca), decoder codec (Expandir a busca)
factor crf » factor c (Expandir a busca), factor aif (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 factor crf programming ) OR ( in python python python programming ))~.