YOU SAID:
They don't get to know what I said!
INTO JAPANESE
彼らは私が言ったことを知ることはできません!
BACK INTO ENGLISH
They can not know what I said!
INTO JAPANESE
彼らは私が言ったことを知ることができません!
BACK INTO ENGLISH
They can not know what I said!
Come on, you can do better than that.