i don't know. sorry

I don't know. Sorry.
No sé, lo siento.
I don't know. Sorry.
No lo sé, lo siento.
I don't know. Sorry. Dr Rayne, that's your patient back from X-ray. OK. Thank you.
No sé. Lo siento, Dra. Rayne. Su paciente ha vuelto. Vale, gracias.
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