| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] they [modal v] be [vb pp] | 229 |
|
| 2 | [vb infin] they [modal v] be [vb pp] | 19 |
|
| 3 | [vb infin] [Wh adv] they [modal v] be | 16 |
|
