Talvez deva tentar algumas variações de ortografia:
elasticity theory » activity theory (Expandir a busca)
coding algorithm » cosine algorithm (Expandir a busca), encoding algorithms (Expandir a busca), decoding algorithms (Expandir a busca)
initial coding » initial coin (Expandir a busca), initial reading (Expandir a busca), initial feeding (Expandir a busca)
and elasticity » and plasticity (Expandir a busca), and electricity (Expandir a busca), of elasticity (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)
routines in » routing in (Expandir a busca)
in initial » ipo initial (Expandir a busca), of initial (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 initial coding algorithm AND elasticity theory python computer~.
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: routines in initial coding algorithm and elasticity theory python computer*.