| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [be] [vb pp] at [art] [noun] | 455 |
|
| 2 | [verb] [be] [vb pp] at [art] [noun sg] | 393 |
|
| 3 | [verb] [be] [vb pp] [prep] [art] time | 85 |
|
| 4 | [verb] [be] [verb] at [art] time | 55 |
|
| 5 | [verb] [be] [vb pp] at [art] time | 48 |
|
