| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb past] at [det] time | 71 |
|
| 2 | [Wh det] [pron] [vb past] at [det] | 25 |
|
| 3 | [Wh det] [vb past] at [det] time | 5 |
|
