| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to [be] held at the [noun] | 50 |
|
| 2 | [prep] be held at the [noun] | 50 |
|
| 3 | [prep] [be] held at the [noun prp] | 26 |
|
| 4 | [prep] [be] held at the [noun sg] | 22 |
|
