sorry
(adjective)
sorry + for + noun
I’m sorry for the trouble.
sorry + for + -ing form
I’m sorry for doubting you.
sorry + about + noun
I’m sorry about the mess.
sorry + about + clause
I’m sorry about what I said.
sorry + clause
I’m sorry you didn’t get the job.
sorry + that + clause
I’m sorry that you didn’t get the job.
sorry + to + base form
I’m sorry to keep you waiting.