| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] not [vb pp] at that time | 9 |
|
| 2 | [be] not [vb pp] at that time | 9 |
|
| 3 | was not [vb pp] at that time | 9 |
|
| 4 | be not [vb pp] at that time | 9 |
|
