| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] what | 2644 |
|
| 2 | [prep] what [modal v] | 2049 |
|
| 3 | [adv] what [modal v] | 638 |
|
| 4 | [adv] [prep] [modal v] | 51 |
|
