YOU SAID:
He doesn't understand you the way I do.
INTO JAPANESE
彼は私のようにあなたを理解していない。
BACK INTO ENGLISH
He doesn't understand you like I do.
INTO JAPANESE
彼は私のようにあなたを理解していません。
BACK INTO ENGLISH
He doesn't understand you like I do.
You've done this before, haven't you.