| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | were [vb pp] [prep] [art] | 16060 |
|
| 2 | [be] [vb pp] at [art] | 7578 |
|
| 3 | be [vb pp] at [art] | 7578 |
|
| 4 | [was/were] [vb pp] at [art] | 2518 |
|
| 5 | were [verb] at [art] | 1042 |
|
