| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | were [vb pp] [adv] at [art] | 106 |
|
| 2 | were [vb pp] at [art] time | 68 |
|
| 3 | [vb pp] [adv] at [art] time | 57 |
|
| 4 | were [adv] at [art] time | 14 |
|
