| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] at the [det] [noun sg] | 75 |
|
| 2 | [be] [vb pp] at the same [noun sg] | 75 |
|
| 3 | [be] [vb pp] at the [det] time | 56 |
|
| 4 | [be] [vb pp] at the [det] level | 5 |
|
| 5 | [be] held at the [det] [noun sg] | 5 |
|
