| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [to-vb] [adv] at the [noun] | 25 |
|
| 2 | [vb past] [to-vb] [adv] at the [noun] | 25 |
|
| 3 | [vb past] [to-vb] [adv] at the [noun sg] | 23 |
|
| 4 | began [to-vb] [adv] at the [noun] | 7 |
|
