Talvez deva tentar algumas variações de ortografia:
estimation algorithms » optimization algorithms (Expandir a busca), distribution algorithms (Expandir a busca), optimization algorithm (Expandir a busca)
section estimation » motion estimation (Expandir a busca)
network population » network simulation (Expandir a busca), network operation (Expandir a busca), networks computation (Expandir a busca)
elasticity active » elasticity price (Expandir a busca)
active network » actor network (Expandir a busca), time network (Expandir a busca), fracture network (Expandir a busca)
algorithms on » algorithms in (Expandir a busca), algorithms and (Expandir a busca), algorithms _ (Expandir a busca)
on elasticity » of elasticity (Expandir a busca), in elasticity (Expandir a busca), bone elasticity (Expandir a busca)
routine and » routines and (Expandir a busca), routing and (Expandir a busca), routine care (Expandir a busca)
and section » and suction (Expandir a busca), aid section (Expandir a busca), and selection (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 section estimation algorithms on elasticity active network population~.
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: routine and section estimation algorithms on elasticity active network population*.