| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [pron] [noun] at the | 421 |
|
| 2 | [pron] [noun] at the time | 171 |
|
| 3 | [vb past] [pron] at the time | 46 |
|
| 4 | [vb past] [noun] at the time | 12 |
|
