それは誰にも分からない。
No one knows that.
それは誰にも分からない。
No one can tell.
Nobody knows that yet.
誰も知らないよ。
誰も知らないよ。
誰も知らないよ。
Nobody can understand it.
I still don't understand that.
No one knows why.
Nobody knows why.
There is no one but knows it.
Heaven knows why.
Everybody knows that.
Nobody knew that.
Goodness knows what it was.
Nobody knew.