| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [vb pp] by a time | 6 |
|
| 2 | [be] [vb pp] by a time | 6 |
|
| 3 | was [vb pp] by a time | 6 |
|
| 4 | be [vb pp] by a time | 6 |
|
