| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [ex0] [be] a [noun] | 21519 |
|
| 2 | [pron] [was/were] a [noun] | 20340 |
|
| 3 | [ex0] [was/were] [art] [noun] | 17603 |
|
| 4 | [ex0] [was/were] [art] [noun] | 17603 |
|
| 5 | [ex0] [was/were] a [noun] | 8887 |
|
