Talvez deva tentar algumas variações de ortografia:
shell's programming » cells programming (Expandir a busca), cell programming (Expandir a busca), plc's programming (Expandir a busca)
transition shell's » transition series (Expandir a busca)
modern transition » mode transition (Expandir a busca), modern tradition (Expandir a busca), model transition (Expandir a busca)
python coding » action coding (Expandir a busca), python code (Expandir a busca)
coding python » codigo python (Expandir a busca), codigos python (Expandir a busca), using python (Expandir a busca)
python modern » python code (Expandir a busca), python module (Expandir a busca), within modern (Expandir a busca)
coder python » codigo python (Expandir a busca), compra python (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "(( coder python coding python programming ) OR ( python modern transition shell's programming ))~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (( coder python coding python programming ) OR ( python modern transition shell's programming ))*.