Talvez deva tentar algumas variações de ortografia:
selection protocol » aplication protocol (Expandir a busca), prevention protocol (Expandir a busca), relaxation protocol (Expandir a busca)
protocol program » protection program (Expandir a busca), protocol proposal (Expandir a busca), protocol from (Expandir a busca)
coder selection » model selection (Expandir a busca), mode selection (Expandir a busca), under selection (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)
python code » python coding (Expandir a busca), python redes (Expandir a busca)
code python » codigo python (Expandir a busca), pacote python (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( coder coder selection protocol program ) OR ( python code python python programming ))~.