To. Vs of
I am looking for the key of my room.
I am looking for the key to my room.
I have just known that the second is right and the first is wrong. However, sometimes it is confusing in a lot of situations to discern what the right one is.
Is there any rule in regard to the usage of to and of, particularly when we want to describe the belongings or possessions of something?!
Do I have to say
the damage to my house, or the damage of my house
the door to my room, or the door of my room
the password to my account, or the password of my account?