dogombattrang123 on Gab: "[https://hackmd.io/@cuahanggomsubattrang/SO-SANH-DEN-XONG-TINH-DAU-DOT-NEN-VA-DOT-DIEN](https://hackmd.io/@cuahanggomsubattrang/SO-SANH-DEN-XONG-TINH-DAU-DOT-NE..."