Talvez deva tentar algumas variações de ortografia:
programming sampling » programming labeling (Expandir a busca), programming computing (Expandir a busca), programming applied (Expandir a busca)
sampling algorithmic » sampling algorithm (Expandir a busca), sampling algorithms (Expandir a busca), mapping algorithms (Expandir a busca)
python programming » math programming (Expandir a busca)
mediation process » mediation processes (Expandir a busca), derivation process (Expandir a busca), education process (Expandir a busca)
using python » usando python (Expandir a busca), in python (Expandir a busca), using paths (Expandir a busca)
process and » processes and (Expandir a busca), process ahp (Expandir a busca), processing and (Expandir a busca)
and python » in python (Expandir a busca), usando python (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: using python programming sampling algorithmic mediation process AND python computer~.
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: using python programming sampling algorithmic mediation process and python computer*.