YOU SAID:

I wondered how I could have possibly overlooked them.

INTO JAPANESE

どうすればそれらを見落とすことができたのだろうと思いました。

BACK INTO ENGLISH

I wondered how I could have overlooked them.

INTO JAPANESE

どうして彼らを見落とすことができたのだろうと思いました。

BACK INTO ENGLISH

I wondered how I could have overlooked them.