Talvez deva tentar algumas variações de ortografia:
especially allocation » spectral allocation (Expandir a busca), spatial allocation (Expandir a busca)
allocation algorithms » allocation algorithm (Expandir a busca), selection algorithms (Expandir a busca), selection algorithm (Expandir a busca)
and especially » and special (Expandir a busca)
elasticity the » elasticity theory (Expandir a busca), elasticity of (Expandir a busca), elasticity and (Expandir a busca)
algorithms in » algorithms and (Expandir a busca), algorithms _ (Expandir a busca), algorithms to (Expandir a busca)
in elasticity » and elasticity (Expandir a busca), of elasticity (Expandir a busca), soil elasticity (Expandir a busca)
routine and » routines and (Expandir a busca), routing and (Expandir a busca), route and (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 especially allocation algorithms in elasticity the python computer~.
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: routine and especially allocation algorithms in elasticity the python computer*.