Complaining and Apologising

Put the expressions into the correct category: Making a complaint I’m afraid I have to make a complaint. I’d like to make a complaint. I’m sorry to trouble you, but... I’ve got a bit of a problem, you see... I’m sorry to have to say this, but... Excuse me, there appears to be something wrong (with)... Apologising I'm sorry... I'm sorry to hear that... Oh, I’m sorry about that. Oh dear, I’m really sorry. I apologize... apologies... I (would like to) apologize (for...) I apologize for the inconvenience... Please accept my (sincere apologies for... We were very sorry to hear that... Taking action I suggest you leave it with us and we’ll see what can be done we can do. I will send someone to take care of it. Let me check and see what happened. Let me straighten this out and I will get back to you. Leave it with me. I will look into the matter and do what I can to make sure it doesn't happen again.