Sửa lỗi sai: I haven't seen her while she was a little girl in the village

I haven't seen her while she was a little girl in the village
MỌI NGƯỜI CHO TỚ HỎI CÂU TRÊN SỬA GÌ VÀ TẠI SAO SỬA NHƯ THẾ Ạ???