| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] this [conj] | 267 |
|
| 2 | [vb past] at this | 230 |
|
| 3 | at this [conj] | 84 |
|
| 4 | [vb past] at [conj] | 35 |
|
