| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] [adv] [noun] | 420 |
|
| 2 | [Wh adv] could [noun] | 107 |
|
| 3 | [Wh adv] [adv] could | 93 |
|
| 4 | [adv] could [noun] | 41 |
|
