| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they were [verb] a | 381 |
|
| 2 | they were [verb] at | 265 |
|
| 3 | were [verb] at a | 222 |
|
| 4 | they [verb] at a | 119 |
|
| 5 | they were at a | 11 |
|
