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 with » decreases with (Expandir a busca), increase with (Expandir a busca), decrease in (Expandir a busca)
with process » birth process (Expandir a busca), with professor (Expandir a busca), death process (Expandir a busca)
decrease akt » decrease and (Expandir a busca), decrease after (Expandir a busca), decrease in (Expandir a busca)
akt decrease » and decrease (Expandir a busca), not decrease (Expandir a busca), any decrease (Expandir a busca)
decrease at » decrease and (Expandir a busca), decrease in (Expandir a busca), decrease of (Expandir a busca)
at decrease » rate decrease (Expandir a busca), that decrease (Expandir a busca), and 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 with process ) OR ( decrease at decrease akt decrease ))~.