| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] what [modal v] | 362 |
|
| 2 | [is] [to-vb] what | 199 |
|
| 3 | [is] what [modal v] | 138 |
|
| 4 | [is] [to-vb] [modal v] | 7 |
|
