| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] a [noun] | 37810 |
|
| 2 | on a [noun] | 26264 |
|
| 3 | [was/were] on [noun] | 1843 |
|
| 4 | [was/were] on a | 660 |
|
