| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be at [noun] | 466 |
|
| 2 | [Wh det] [modal v] be [noun] | 119 |
|
| 3 | [Wh det] [modal v] be at | 35 |
|
| 4 | [Wh det] [modal v] at [noun] | 7 |
|
