| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [modal v] [verb] [is] | 525 |
|
| 2 | i [modal v] [verb] what | 496 |
|
| 3 | [modal v] [verb] what [is] | 248 |
|
| 4 | i [verb] what [is] | 242 |
|
