| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb past] [pron] | 162044 |
|
| 2 | [Wh adv] [pron] [vb past] | 18636 |
|
| 3 | [Wh adv] [vb past] [pron] | 4752 |
|
| 4 | [Wh adv] [pron] [pron] | 209 |
|
