| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [adv] at | 3699 |
|
| 2 | [vb past] at first | 250 |
|
| 3 | [adv] at first | 234 |
|
| 4 | [vb past] [adv] first | 51 |
|
