| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could [verb] [pers pn] | 5535 |
|
| 2 | [Wh adv] [pron] [verb] [pers pn] | 3375 |
|
| 3 | [Wh adv] [pron] could [verb] | 765 |
|
