| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | this [was/were] [adv] | 2868 |
|
| 2 | [was/were] [adv] an | 1267 |
|
| 3 | this [was/were] an | 471 |
|
| 4 | this [adv] an | 8 |
|
