Talvez deva tentar algumas variações de ortografia:
decrease during » increase during (Expandir a busca), increases during (Expandir a busca), increased during (Expandir a busca)
during decrease » during increased (Expandir a busca), during depressed (Expandir a busca), during disease (Expandir a busca)
decreases and » decreases in (Expandir a busca), decreases _ (Expandir a busca)
stigma object » stigma affect (Expandir a busca)
decrease can » decrease in (Expandir a busca), decrease and (Expandir a busca), decrease at (Expandir a busca)
can decrease » can increase (Expandir a busca), to decrease (Expandir a busca), the decrease (Expandir a busca)
and decrease » and decreases (Expandir a busca), and decreased (Expandir a busca), and increase (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 during decrease can decrease ) OR ( decreases AND decrease stigma object ))~.
• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "(( decrease during decrease can decrease ) OR ( decreases and decrease stigma object ))~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (( decrease during decrease can decrease ) OR ( decreases and decrease stigma object ))*.