Talvez deva tentar algumas variações de ortografia:
decrease risk » decreased risk (Expandir a busca), increase risk (Expandir a busca), decrease in (Expandir a busca)
risk decrease » risk decreases (Expandir a busca), risk increase (Expandir a busca), break decrease (Expandir a busca)
decrease stir » decrease std (Expandir a busca), decrease stigma (Expandir a busca), decrease after (Expandir a busca)
decrease rate » decreased rate (Expandir a busca), decreases rate (Expandir a busca), increase rate (Expandir a busca)
rate decrease » rats decreases (Expandir a busca), rate increase (Expandir a busca), to decrease (Expandir a busca)
decrease at » decrease akt (Expandir a busca), decrease and (Expandir a busca), decrease in (Expandir a busca)
at decrease » that decrease (Expandir a busca), and decrease (Expandir a busca), not decrease (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( decrease risk decrease stir processing ) OR ( decrease at decrease rate decrease ))~.