| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 1988 for [n mass] | 8 |
|
| 2 | 1989 for [n mass] | 7 |
|
| 3 | three for [n mass] | 6 |
|
| 4 | 1991 for [n mass] | 6 |
|
| 5 | two for [n mass] | 5 |
|
| 6 | 1986 for [n mass] | 5 |
|
