| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] [adv] at [art] | 810 |
|
| 2 | [be] [vb pp] at [art] time | 392 |
|
| 3 | [be] [adv] at [art] time | 77 |
|
| 4 | [vb pp] [adv] at [art] time | 58 |
|
| 5 | [be] [vb pp] [adv] [art] time | 8 |
|
