| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] a [noun] | 33420 |
|
| 2 | who [was/were] [noun] | 635 |
|
| 3 | who [was/were] a | 625 |
|
| 4 | who a [noun] | 15 |
|
