Talvez deva tentar algumas variações de ortografia:
decrease observed » decay observed (Expandir a busca), case observed (Expandir a busca)
decrease further » increase further (Expandir a busca), disease further (Expandir a busca), decrease the (Expandir a busca)
further decrease » further increase (Expandir a busca), faster decrease (Expandir a busca), the decrease (Expandir a busca)
observed objects » observed effects (Expandir a busca), submerged objects (Expandir a busca), buried objects (Expandir a busca)
cross decreased » causes decreased (Expandir a busca), corn decreased (Expandir a busca), loss decrease (Expandir a busca)
decrease cross » decrease costs (Expandir a busca), increase cross (Expandir a busca), decrease sucrose (Expandir a busca)
decreased on » decreased in (Expandir a busca), decrease on (Expandir a busca), decreases on (Expandir a busca)
on decrease » on decreased (Expandir a busca), of decrease (Expandir a busca), or decrease (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( decrease cross decreased on decrease ) OR ( decrease further decrease observed objects ))~.