YOU SAID:

To tell you I'm sorry for everything that I've done

INTO JAPANESE

私がやったすべてのことを申し訳なく思う

BACK INTO ENGLISH

I feel sorry for everything I did

INTO JAPANESE

私がやったことすべてを残念に感じる

BACK INTO ENGLISH

I feel sorry about everything I did

INTO JAPANESE

私がやったことはすべて残念だ

BACK INTO ENGLISH

All that I did was regrettable

INTO JAPANESE

私がしたことはすべて残念だった

BACK INTO ENGLISH

All I did was disappointing

INTO JAPANESE

私がしたことはすべて失望していた

BACK INTO ENGLISH

All I did was disappointed

INTO JAPANESE

私がしたことはすべて失望していた

BACK INTO ENGLISH

All I did was disappointed