Talvez deva tentar algumas variações de ortografia:
spatial selection » spatial segregation (Expandir a busca), spatial selectivity (Expandir a busca), spatial perception (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)
elasticity in » plasticity in (Expandir a busca), elasticity of (Expandir a busca), elasticity _ (Expandir a busca)
routines in » routing in (Expandir a busca)
in spatial » and spatial (Expandir a busca), of spatial (Expandir a busca), _ spatial (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: routines in spatial selection algorithm AND ((elasticity in) OR (elasticity and)) python computer~.
• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "routines in spatial selection algorithm and ((elasticity in) OR (elasticity and)) python computer~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: routines in spatial selection algorithm and ((elasticity in) OR (elasticity and)) python computer*.