| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [verb] [pron] at [art] [noun] | 110 |
|
| 2 | [verb] [verb] [pron] at [art] time | 22 |
|
| 3 | [vb past] [verb] [pron] [prep] [art] time | 15 |
|
