| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] at [art] time | 257 |
|
| 2 | [was/were] [vb pp] at [art] time | 183 |
|
| 3 | [was/were] written at [art] [noun] | 15 |
|
| 4 | [be] written at [art] time | 9 |
|
| 5 | [was/were] write at [art] time | 6 |
|
| 6 | [was/were] written at [art] time | 6 |
|
| 7 | [was/were] written [prep] [art] time | 6 |
|
| 8 | [was/were] written [prep] [art] time | 6 |
|
