Talvez deva tentar algumas variações de ortografia:
and programming » _ programming (Expandir a busca), goal programming (Expandir a busca)
decay processes » levy processes (Expandir a busca), memory processes (Expandir a busca), decay properties (Expandir a busca)
decrease ratio » decreased ratio (Expandir a busca), decrease at (Expandir a busca), decreased rate (Expandir a busca)
ratio decrease » rate decrease (Expandir a busca), to decrease (Expandir a busca), rats decreases (Expandir a busca)
decrease decay » decreases pecan (Expandir a busca), decrease fear (Expandir a busca), decrease fetal (Expandir a busca)
scrum source » scrum sobre (Expandir a busca), from source (Expandir a busca), scrum pour (Expandir a busca)
source and » sources and (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: (( decrease ratio decrease decay processes ) OR ( python scrum source AND programming ))~.
• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "(( decrease ratio decrease decay processes ) OR ( python scrum source and programming ))~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (( decrease ratio decrease decay processes ) OR ( python scrum source and programming ))*.