| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [modal v] [adv] be | 1809 |
|
| 2 | [modal v] [adv] be [noun prp] | 104 |
|
| 3 | [Wh det] [modal v] be [noun prp] | 16 |
|
