| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | the 1991 season | 25 |
|
| 2 | the 1992 season | 13 |
|
| 3 | the 1993 season | 11 |
|
| 4 | the 1990 season | 7 |
|
| 5 | the 1989–90 season | 7 |
|
| 6 | the 1989 season | 6 |
|
| 7 | the 1990–91 season | 5 |
|
| 8 | the 1977 season | 5 |
|
| 9 | the 1992–93 season | 5 |
|
