| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [was/were] [vb pp] at [art] | 401 |
|
| 2 | [was/were] [vb pp] at [art] time | 183 |
|
| 3 | [noun pl] [vb pp] at [art] time | 62 |
|
| 4 | [noun pl] [was/were] at [art] time | 9 |
|
