| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [Wh det] [modal v] be | 651 |
|
| 2 | [Wh det] [modal v] be [prep] | 414 |
|
| 3 | [verb] [modal v] be [prep] | 246 |
|
| 4 | [verb] [Wh det] [modal v] [prep] | 38 |
|
