Talvez deva tentar algumas variações de ortografia:
sequencing methodological » sequential methodological (Expandir a busca), sequencia metodologica (Expandir a busca), descending methodological (Expandir a busca)
methodological problem » methodological problems (Expandir a busca), methodological profile (Expandir a busca), methodologies problem (Expandir a busca)
and sequencing » dna sequencing (Expandir a busca), rna sequencing (Expandir a busca), gene sequencing (Expandir a busca)
python python » pythons python (Expandir a busca), piton python (Expandir a busca), pitons python (Expandir a busca)
using python » usando python (Expandir a busca), in python (Expandir a busca)
using using » housing using (Expandir a busca), aging using (Expandir a busca), ring using (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: (( code AND sequencing methodological problem ) OR ( using using python python programming ))~.
• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "(( code and sequencing methodological problem ) OR ( using using python python programming ))~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (( code and sequencing methodological problem ) OR ( using using python python programming ))*.