| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] at [art] time | 256 |
|
| 2 | it [was/were] [verb] at [art] | 178 |
|
| 3 | it [verb] at [art] time | 36 |
|
| 4 | it [was/were] at [art] time | 29 |
|
