| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] at [art] time | 256 |
|
| 2 | [was/were] not [verb] at [art] | 91 |
|
| 3 | not [verb] at [art] time | 83 |
|
| 4 | [was/were] not at [art] time | 7 |
|
