| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the [noun] [noun] [noun sg] | 3127 |
|
| 2 | held at the [noun] [noun] | 208 |
|
| 3 | held at the [noun] [noun sg] | 142 |
|
| 4 | held at [noun] [noun] [noun sg] | 66 |
|
