Talvez deva tentar algumas variações de ortografia:
optimization python » optimization method (Expandir a busca), optimization within (Expandir a busca), optimization methods (Expandir a busca)
algorithm pivot » algorithm cioa (Expandir a busca), algorithm pso (Expandir a busca)
pivot algorithm » fifo algorithm (Expandir a busca), point algorithm (Expandir a busca), pso algorithm (Expandir a busca)
python program » action program (Expandir a busca), python programming (Expandir a busca)
and algorithm » and algorithms (Expandir a busca), an algorithm (Expandir a busca), bound algorithm (Expandir a busca)
program and » programs and (Expandir a busca), program in (Expandir a busca), program at (Expandir a busca)
in python » via python (Expandir a busca), _ python (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: in python program AND algorithm pivot algorithm optimization python computer~.
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: in python program and algorithm pivot algorithm optimization python computer*.