Talvez deva tentar algumas variações de ortografia:
decrease mourning » decrease lodging (Expandir a busca), decreases during (Expandir a busca), decrease owing (Expandir a busca)
mourning process » turning process (Expandir a busca), moulding process (Expandir a busca), learning process (Expandir a busca)
during depressed » during depressive (Expandir a busca), during repressive (Expandir a busca), feeling depressed (Expandir a busca)
decrease during » increase during (Expandir a busca), increases during (Expandir a busca), increased during (Expandir a busca)
depressed can » depressed and (Expandir a busca), depressed brain (Expandir a busca), depressed manic (Expandir a busca)
can decrease » can increase (Expandir a busca), and decrease (Expandir a busca), to decrease (Expandir a busca)
decrease of » decrease in (Expandir a busca)
of decrease » or decrease (Expandir a busca), not 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 of decrease mourning process ) OR ( decrease during depressed can decrease ))~.