| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb past] a | 8036 |
|
| 2 | [adv] at a | 1872 |
|
| 3 | [adv] [vb past] at | 1313 |
|
| 4 | [vb past] at a | 973 |
|
