Talvez deva tentar algumas variações de ortografia:
decrease burden » disease burden (Expandir a busca), decrease further (Expandir a busca)
burden decrease » burden disease (Expandir a busca), urea decrease (Expandir a busca), burgers decreases (Expandir a busca)
decrease that » decrease the (Expandir a busca), decrease at (Expandir a busca), decrees that (Expandir a busca)
that decrease » that increase (Expandir a busca), that increases (Expandir a busca), not decrease (Expandir a busca)
decrease will » decrease with (Expandir a busca), decrease cell (Expandir a busca), decrease il (Expandir a busca)
decrease 30 » decrease in (Expandir a busca), decrease of (Expandir a busca), decrease _ (Expandir a busca)
30 pattern » 10 pattern (Expandir a busca), 3 pattern (Expandir a busca), _ pattern (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( decrease burden decrease that decrease ) OR ( decrease will decrease 30 pattern ))~.