YOU SAID:

I didn't have eaten a unusual today

INTO JAPANESE

異常な今日を食べているしていません。

BACK INTO ENGLISH

Having an unusual today does not.

INTO JAPANESE

珍しい今日しないこと。

BACK INTO ENGLISH

Today not uncommon.

INTO JAPANESE

今日は珍しくありません。

BACK INTO ENGLISH

Today is not uncommon.

INTO JAPANESE

今日は珍しいことではないです。

BACK INTO ENGLISH

Today is not uncommon.