Is it permissible for him to stay in the same house with his divorced wife?

He divorced her in front of her family then in the presence of the notary public. Does that count as two divorces (talaaq)?

He said to his wife during an argument: This is a separation between me and you

He said to his wife: It is haraam for us to speak to one another if you go to such and such a place

He issued a conditional divorce and based it on his wife’s intention

He said to his wife: “You are to me like my mother”

Broken Vows While Suffering From Waswas

Her husband frequently swears by divorce. Is she still married to him?

He sent a message via mobile phone divorcing his wife as a joke

What Should a Divorced Woman Avoid during `Iddah?