Talvez deva tentar algumas variações de ortografia:
sequential methodologies » sequential methodological (Expandir a busca), sequential methodology (Expandir a busca), conventional methodologies (Expandir a busca)
methodologies problem » methodological problem (Expandir a busca), methodology problem (Expandir a busca), methodological problems (Expandir a busca)
and sequential » _ sequential (Expandir a busca), of sequential (Expandir a busca), and sequencing (Expandir a busca)
using rotating » in rotating (Expandir a busca)
python python » pythons python (Expandir a busca), piton python (Expandir a busca), pitons python (Expandir a busca)
coder and » code and (Expandir a busca), codes and (Expandir a busca), poder and (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Caso esteja tentando utilizar os operadores booleanos, deve escrevê-los em Letras MAIÚSCULAS: (( coder AND sequential methodologies problem ) OR ( using rotating python python programming ))~.
• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "(( coder and sequential methodologies problem ) OR ( using rotating python python programming ))~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (( coder and sequential methodologies problem ) OR ( using rotating python python programming ))*.