| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | past [num] [coord] a | 15 |
|
| 2 | past [num] [conj] a | 15 |
|
| 3 | past [num] and a | 15 |
|
| 4 | past [num] and a | 15 |
|
| 5 | past two [conj] a | 6 |
|
