were to marry, married (in a hypothetical)
Madge seria muito bom se casasse com Alan.
Madge would be wonderful if she married Alan.
— Férias de Amor (1955)
Ele pediu-lhe sete vezes que ela casasse com ele.
He asked her to marry him seven times.
Queria que eu casasse com a Srta.
I wish I could marry Miss.
— 斷腸劍 (1967)
Quando eu me casasse, você faria os rituais no nome dela.
When I get married, you will perform the rituals in her name.
— Piku (2015)