YOU SAID:
i understand that you are concerned
INTO JAPANESE
私はあなたが心配していることを理解する
BACK INTO ENGLISH
I understand that you're worried
INTO JAPANESE
私はあなたが心配していることを理解しています
BACK INTO ENGLISH
I understand that you are worried
INTO JAPANESE
私はあなたが心配していることを理解しています
BACK INTO ENGLISH
I understand that you are worried
That didn't even make that much sense in English.