| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [modal v] be [prep] | 414 |
|
| 2 | and [Wh det] [modal v] be | 267 |
|
| 3 | and [modal v] be [prep] | 175 |
|
| 4 | and [Wh det] [modal v] [prep] | 11 |
|
