| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [adv] a | 12208 |
|
| 2 | [was/were] a time | 333 |
|
| 3 | [adv] a time | 223 |
|
| 4 | [was/were] [adv] time | 173 |
|
