Talvez deva tentar algumas variações de ortografia:
probe programacao » pre programacao (Expandir a busca), pro programacao (Expandir a busca), prolog programacao (Expandir a busca)
hoff algorithm » code algorithm (Expandir a busca), fifo algorithm (Expandir a busca), surf algorithm (Expandir a busca)
objects hoff » objects of (Expandir a busca), object of (Expandir a busca), objects to (Expandir a busca)
algorithm to » algorithms to (Expandir a busca), algorithm _ (Expandir a busca), algorithm and (Expandir a busca)
and objects » and object (Expandir a busca), and objectives (Expandir a busca), and projects (Expandir a busca)
java and » java card (Expandir a busca), nova and (Expandir a busca), java 3d (Expandir a busca)
to probe » dot probe (Expandir a busca), _ probe (Expandir a busca), to proof (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: java AND objects hoff algorithm to probe programacao python computer~.
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: java and objects hoff algorithm to probe programacao python computer*.