Expressing sympathy: That's too bad.
That's so sad.
I'm sorry. What bad luck!
I hope things get better soon.
It would be OK soon.
I hope you feel better soon.
What a pity!
Oh, that's terrible.
Be patient, it would be better soon.
I can't tell you how sorry I am.
Oh, I am sorry to hear that .
I know how it feels.
I take my sympathy to you.
You must be very upset about it.
I sympathize with your condition.
Responding:
It's very kind of you.
Thank you very much.
It would be Ok, thanks.
Thanks for your sympathy.
Thanks for your support.
