| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] at [art] time | 398 |
|
| 2 | that at [art] time | 135 |
|
| 3 | that [vb past] at [art] | 84 |
|
| 4 | that [vb past] [art] time | 8 |
|
