| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] they [modal v] | 1633 |
|
| 2 | [is] [Wh adv] they | 697 |
|
| 3 | [is] they [modal v] | 69 |
|
| 4 | [is] [Wh adv] [modal v] | 33 |
|
