| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] what [pron] [vb mod] | 682 |
|
| 2 | [adv] what [pron] [modal v] | 682 |
|
| 3 | [adv] [pron] [pron] could | 160 |
|
| 4 | [adv] [Wh det] [pron] could | 68 |
|
| 5 | [adv] what [pron] could | 57 |
|
| 6 | [adv] what [pron] could | 57 |
|
