Talvez deva tentar algumas variações de ortografia:
decrease risk » decreased risk (Expandir a busca), increase risk (Expandir a busca), decrease hiv (Expandir a busca)
risk decrease » risk decreases (Expandir a busca), risk increase (Expandir a busca), break decrease (Expandir a busca)
decrease data » decrease at (Expandir a busca), increase data (Expandir a busca), decrease fetal (Expandir a busca)
data objects » data subjects (Expandir a busca), and objects (Expandir a busca), art objects (Expandir a busca)
in decrease » in decreased (Expandir a busca), on decrease (Expandir a busca), pain decrease (Expandir a busca)
decrease l » decrease il (Expandir a busca), decrease _ (Expandir a busca), decrease β (Expandir a busca)
l decrease » _ decrease (Expandir a busca), α decrease (Expandir a busca), to decrease (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( decrease l decrease risk decrease ) OR ( decrease in decrease data objects ))~.