#havent seen this before
not because of ______.
Ex)
질투해서가 아니고?
= Not because you were jealous?
팬들이 화난 건 연애해서가 아니고 태도예요.
= Fans aren’t angry because he’s dating, but because of his attitude.
다이어트를 해서가 아니고 그냥 잘 안 먹어요.
= It’s not because I’m on a diet, but because I just don’t really eat them.
빨래를 못해서가 아니고 원래부터 그 옷이 누더기였기 때문이에요.
= It’s not that she can’t do laundry, but because those clothes were originally ragged.