Talvez deva tentar algumas variações de ortografia:
methodology problems » methodology problem (Expandir a busca), methodology process (Expandir a busca), methodological problems (Expandir a busca)
common scientific » thomson scientific (Expandir a busca), women scientific (Expandir a busca), rondon scientific (Expandir a busca)
coupling method » counting method (Expandir a busca), sampling method (Expandir a busca), coupled method (Expandir a busca)
using coupling » running coupling (Expandir a busca), using competing (Expandir a busca), using coupled (Expandir a busca)
method python » method method (Expandir a busca), python python (Expandir a busca)
coder common » modern common (Expandir a busca), under common (Expandir a busca), core common (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 common scientific methodology problems ) OR ( using coupling method python programming ))~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (( coder common scientific methodology problems ) OR ( using coupling method python programming ))*.