| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [was/were] [adv] a [noun] | 300 |
|
| 2 | think [det] [was/were] a [noun] | 34 |
|
| 3 | think [det] [was/were] [adv] a | 16 |
|
