Talvez deva tentar algumas variações de ortografia:
allocation algorithm » selection algorithm (Expandir a busca)
spectral allocation » spectrum allocation (Expandir a busca)
compression mobile » compression molding (Expandir a busca), compression machine (Expandir a busca), compression cattle (Expandir a busca)
mobile computation » mobile communication (Expandir a busca), mobile computing (Expandir a busca), modern computation (Expandir a busca)
and spectral » and special (Expandir a busca), and spectrum (Expandir a busca)
algorithm in » algorithms in (Expandir a busca), algorithm ii (Expandir a busca), algorithm on (Expandir a busca)
routine and » routines and (Expandir a busca), routing and (Expandir a busca), routine care (Expandir a busca)
in tension » of tension (Expandir a busca), and tensions (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 spectral allocation algorithm in tension compression mobile computation~.
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: routine and spectral allocation algorithm in tension compression mobile computation*.