| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] at the [noun] | 289 |
|
| 2 | [be] held at the [noun] | 133 |
|
| 3 | [modal v] [be] held at the | 107 |
|
| 4 | [modal v] [be] held at [noun] | 89 |
|
