| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] what [modal v] | 133 |
|
| 2 | [adv] [prep] what [modal v] | 133 |
|
| 3 | [adv] about [pron] [modal v] | 18 |
|
| 4 | [adv] about what [modal v] | 10 |
|
