Talvez deva tentar algumas variações de ortografia:
optimization algorithm » optimization algorithms (Expandir a busca)
and elasticity » and plasticity (Expandir a busca), and electricity (Expandir a busca), of elasticity (Expandir a busca)
elasticity and » plasticity and (Expandir a busca), electricity and (Expandir a busca), elasticity of (Expandir a busca)
algorithm and » algorithms and (Expandir a busca), algorithm _ (Expandir a busca), algorithm to (Expandir a busca)
and python » in python (Expandir a busca), usando python (Expandir a busca)
and robot » and robotic (Expandir a busca), and robust (Expandir a busca), and roast (Expandir a busca)
and root » and roll (Expandir a busca), and road (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 robot) OR (and root)) optimization algorithm AND elasticity AND python computer~.
• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "routine ((and robot) OR (and root)) optimization algorithm and elasticity and python computer~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: routine ((and robot) OR (and root)) optimization algorithm and elasticity and python computer*.