それはどうして起こったのですか。
How did it come about?
How did it come about?
Why did that end up turning out this way?
Why did something like that happen?
How did such a thing come about?
How did such a thing come about?
How did it all come about?
How did it come about?
Why did that turn in to this kind of thing?
How did it come about?
How does that happen?
How did the accident come about?
Why did this kind of thing happen?
How did all this come about?
How did the accident come about?
Please tell me why this kind of thing happened.
How did the accident come about?
How do you make it so much?