things about; things related to
Mis familiares le han pedido a alguien que traiga cosas de Rusia.
My family has asked someone to bring things from Russia.
— 色‧戒 (2007)
They still have things that belong to him.
— Ace Ventura: Detective de Mascotas (1994)
Talia Concept habla de cosas de las cuales ignora el significado.
Talia Concept talks about things whose meaning she doesn't know.
— La grande bellezza (2013)
Su madre le había dicho mil veces que no aceptara cosas de extraños.
His mother had told him a thousand times not to accept things from strangers.
Es una de las mejores cosas de esta oportunidad.
It's one of the best things about this opportunity.
No, esas eran cosas de la antigua administración.
No, those were things from the previous administration.
— Pixote: A Lei do Mais Fraco (1980)