| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [modal v] [be] | 12638 |
|
| 2 | [modal v] [be] [noun prp] | 1036 |
|
| 3 | [Wh det] [be] [noun prp] | 691 |
|
| 4 | [Wh det] [modal v] [noun prp] | 141 |
|
