OSTEAL
| Date | Clue |
|---|---|
| 2018-04-28 | Bony |
| 2016-11-20 | Pertaining to bones |
| 2015-06-10 | Bone-related |
| 2014-06-05 | Pertaining to bone |
| 2007-11-28 | Bone-related |
| 2007-03-24 | Bony |
| 2004-06-15 | Bony |
| 2000-12-22 | Bony |
| 1998-08-28 | Bony |
| 1997-09-07 | Bony |
| 1996-04-10 | Bone-related |
| 1994-06-15 | Bony |