| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] [pron] [noun] | 3203 |
|
| 2 | [Wh adv] [pron] could | 1347 |
|
| 3 | [pron] could [noun] | 218 |
|
| 4 | [Wh adv] could [noun] | 107 |
|
