Talvez deva tentar algumas variações de ortografia:
selection optimization » simulation optimization (Expandir a busca), production optimization (Expandir a busca), extraction optimization (Expandir a busca)
optimization algorithm » optimization algorithms (Expandir a busca)
method computation » network computation (Expandir a busca), the computation (Expandir a busca), method simulation (Expandir a busca)
based elasticity » based electricity (Expandir a busca), and elasticity (Expandir a busca), rate elasticity (Expandir a busca)
objective method » objective metrics (Expandir a busca), objective good (Expandir a busca), injection method (Expandir a busca)
algorithm based » algorithm and (Expandir a busca), algoritmo baseado (Expandir a busca)
routine and » routines and (Expandir a busca), routing and (Expandir a busca), routine care (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: routine AND selection optimization algorithm based elasticity objective method computation~.
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: routine and selection optimization algorithm based elasticity objective method computation*.