Talvez deva tentar algumas variações de ortografia:
decrease survival » decreased survival (Expandir a busca), decreases survival (Expandir a busca), increase survival (Expandir a busca)
survival effect » survival effects (Expandir a busca)
decrease fear » decreased fear (Expandir a busca), decrease fetal (Expandir a busca), decreased heart (Expandir a busca)
fear decrease » break decrease (Expandir a busca), merr decreases (Expandir a busca), can decrease (Expandir a busca)
decrease and » decreases and (Expandir a busca), decrease in (Expandir a busca), decrease of (Expandir a busca)
and decrease » and decreases (Expandir a busca), and decreased (Expandir a busca), and increase (Expandir a busca)
decrease toc » decrease of (Expandir a busca), decrease the (Expandir a busca), decreased to (Expandir a busca)
toc decrease » to decrease (Expandir a busca), the 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 and decrease fear decrease ) OR ( decrease toc decrease survival effect ))~.