Talvez deva tentar algumas variações de ortografia:
their decrease » the decrease (Expandir a busca), their disease (Expandir a busca), the decreased (Expandir a busca)
decrease their » decrease the (Expandir a busca), increase their (Expandir a busca), decreases the (Expandir a busca)
decrease low » decreases low (Expandir a busca), decreases flow (Expandir a busca), decrease of (Expandir a busca)
low problems » flow problems (Expandir a busca), how problems (Expandir a busca), flow problem (Expandir a busca)
decrease to » decreased to (Expandir a busca), decrease toc (Expandir a busca), decrease the (Expandir a busca)
decrease by » decreased by (Expandir a busca), decrease in (Expandir a busca), decrease of (Expandir a busca)
by decrease » by decreased (Expandir a busca), may decrease (Expandir a busca), any decrease (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( decrease to decrease low problems ) OR ( decrease their decrease by decrease ))~.