| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] at [art] time | 257 |
|
| 2 | [was/were] work at [art] [noun] | 34 |
|
| 3 | [was/were] work [prep] [art] time | 10 |
|
| 4 | [be] work at [art] time | 9 |
|
