| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] a [noun] | 37810 |
|
| 2 | both a [noun] | 519 |
|
| 3 | [was/were] both a | 81 |
|
| 4 | [was/were] both [noun] | 39 |
|
