| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] at [art] time | 397 |
|
| 2 | that at [art] time | 135 |
|
| 3 | [vb past] that at [art] | 76 |
|
| 4 | [vb past] that [art] time | 50 |
|
