Talvez deva tentar algumas variações de ortografia:
"based computational using drop problem" » "and computational using drop problem" (Expandir a busca), "by computational using drop problem" (Expandir a busca), "based computation using drop problem" (Expandir a busca), "based computations using drop problem" (Expandir a busca), "based computacional usinas drop problem" (Expandir a busca), "based computational using shop problem" (Expandir a busca), "based computational using up problem" (Expandir a busca), "based computational using droop problem" (Expandir a busca), "based computational using drip problem" (Expandir a busca), "based computational during drop problem" (Expandir a busca)
"using python python python programming" » "using pythons python python programming" (Expandir a busca), "using piton python python programming" (Expandir a busca), "using pitons python python programming" (Expandir a busca), "usando python python python programming" (Expandir a busca), "in python python python programming" (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: "((\"based computational using drop problem\") OR (\"using python python python programming\"))~".
• Remover as aspas pode possibilitar buscas mais amplas: (( based computational using drop problem ) OR ( using python python python programming ))~.
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (("based computational using drop problem") OR ("using python python python programming"))*.