| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [Wh adv] you could [vb infin] | 6 |
|
| 2 | [is] [Wh adv] you could [verb] | 6 |
|
| 3 | 's [Wh adv] you could [verb] | 6 |
|
