Talvez deva tentar algumas variações de ortografia:
decreased costs » decrease costs (Expandir a busca), increased costs (Expandir a busca), decreasing costs (Expandir a busca)
with decreased » with increased (Expandir a busca)
decrease rate » decreased rate (Expandir a busca), decreases rate (Expandir a busca), decrease at (Expandir a busca)
rate decrease » rats decreases (Expandir a busca), rate increase (Expandir a busca), to decrease (Expandir a busca)
decrease with » decreases with (Expandir a busca), increase with (Expandir a busca), decrease in (Expandir a busca)
costs objects » cost objects (Expandir a busca), lost objects (Expandir a busca), postal objects (Expandir a busca)
decrease and » decreases and (Expandir a busca), decrease in (Expandir a busca), decrease of (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 rate decrease AND decrease ) OR ( decrease with decreased costs objects ))~.
• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "(( decrease rate decrease and decrease ) OR ( decrease with decreased costs objects ))~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (( decrease rate decrease and decrease ) OR ( decrease with decreased costs objects ))*.