| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] at a | 503 |
|
| 2 | were [adv] [verb] at | 298 |
|
| 3 | were [verb] at a | 222 |
|
| 4 | were [adv] [verb] a | 200 |
|
| 5 | were [adv] at a | 8 |
|
