Talvez deva tentar algumas variações de ortografia:
decrease drugs » disease drugs (Expandir a busca), decrease treg (Expandir a busca), release drugs (Expandir a busca)
drugs decrease » drugs increases (Expandir a busca), drugs release (Expandir a busca)
decrease their » increase their (Expandir a busca), decreases the (Expandir a busca)
their decrease » their disease (Expandir a busca), the decreased (Expandir a busca), term decrease (Expandir a busca)
decrease risk » decreased risk (Expandir a busca), increase risk (Expandir a busca), decrease in (Expandir a busca)
decrease the » decreases the (Expandir a busca), decrease in (Expandir a busca), decrease of (Expandir a busca)
the decrease » to decrease (Expandir a busca), and decrease (Expandir a busca)
risk object » disk object (Expandir a busca), mask object (Expandir a busca), task object (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( decrease the decrease drugs decrease ) OR ( decrease their decrease risk object ))~.