Talvez deva tentar algumas variações de ortografia:
decrease fear » decreased fear (Expandir a busca), decrease fetal (Expandir a busca), decreased heart (Expandir a busca)
decrease akt » decrease at (Expandir a busca), decrease after (Expandir a busca), decrease with (Expandir a busca)
akt decrease » and decrease (Expandir a busca), not decrease (Expandir a busca), any decrease (Expandir a busca)
decrease and » decreases and (Expandir a busca), decrease in (Expandir a busca), decrease of (Expandir a busca)
decrease or » decrease of (Expandir a busca), decrease pro (Expandir a busca), decrease toc (Expandir a busca)
or decrease » not decrease (Expandir a busca), to decrease (Expandir a busca), _ decrease (Expandir a busca)
decrease on » decrease in (Expandir a busca), decrease of (Expandir a busca), decrease toc (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 OR decrease akt decrease ) OR ( ((decrease on) OR (decrease and)) decrease fear AND ))~.
• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "(( decrease or decrease akt decrease ) OR ( ((decrease on) OR (decrease and)) decrease fear AND ))~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (( decrease or decrease akt decrease ) OR ( ((decrease on) OR (decrease and)) decrease fear AND ))*.