Talvez deva tentar algumas variações de ortografia:
optimization algorithm » optimization algorithms (Expandir a busca)
string optimization » sizing optimization (Expandir a busca), streaming optimization (Expandir a busca), herding optimization (Expandir a busca)
algorithm and » algorithms and (Expandir a busca), algorithm _ (Expandir a busca), algorithm to (Expandir a busca)
theory python » the python (Expandir a busca), theory method (Expandir a busca)
and activity » abc activity (Expandir a busca), and activism (Expandir a busca), and affectivity (Expandir a busca)
routine and » routines and (Expandir a busca), routing and (Expandir a busca), route and (Expandir a busca)
and string » and storing (Expandir a busca), and strong (Expandir a busca), and sting (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 and string optimization algorithm and activity theory python computer~.
• Caso esteja tentando utilizar os operadores booleanos, deve escrevê-los em Letras MAIÚSCULAS: routine AND string optimization algorithm AND activity theory python computer.
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: routine and string optimization algorithm and activity theory python computer*.