Talvez deva tentar algumas variações de ortografia:
estimation algorithms » optimization algorithms (Expandir a busca), optimization algorithm (Expandir a busca), approximation algorithms (Expandir a busca)
initial estimation » interval estimation (Expandir a busca), initial formation (Expandir a busca), initial education (Expandir a busca)
algorithms and » algorithms _ (Expandir a busca)
and elasticity » and plasticity (Expandir a busca), and electricity (Expandir a busca), of elasticity (Expandir a busca)
elasticity in » plasticity in (Expandir a busca), elasticity and (Expandir a busca), elasticity of (Expandir a busca)
routine in » routines in (Expandir a busca), routing in (Expandir a busca), routine and (Expandir a busca)
in initial » ipo initial (Expandir a busca), of initial (Expandir a busca)
in python » via python (Expandir a busca), _ python (Expandir a busca), of python (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Fazer uma busca fuzzy pode resultar em termos de grafias semelhantes: routine in initial estimation algorithms and elasticity in python computer~.
• Caso esteja tentando utilizar os operadores booleanos, deve escrevê-los em Letras MAIÚSCULAS: routine in initial estimation algorithms AND elasticity in python computer.
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: routine in initial estimation algorithms and elasticity in python computer*.