| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [was/were] [prep] a [noun] | 82 |
|
| 2 | [was/were] confirmed [prep] a [noun] | 15 |
|
| 3 | [det] [was/were] confirmed [prep] [noun] | 9 |
|
| 4 | [det] [was/were] confirmed [prep] a | 8 |
|
