YOU SAID:
Can i understand what you say without magic becauae that would be amazing o ordered new pants on Amazon by the way
INTO JAPANESE
私はあなたが言うことを理解することができます。
BACK INTO ENGLISH
I can understand what you say.
INTO JAPANESE
私はあなたの言うことが理解できます。
BACK INTO ENGLISH
I can understand what you say.
That didn't even make that much sense in English.