| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [was/were] a [noun] | 1575 |
|
| 2 | [was/were] on a [noun] | 367 |
|
| 3 | [det] on a [noun] | 120 |
|
| 4 | [det] [was/were] on [noun] | 39 |
|
| 5 | [det] [was/were] on a | 17 |
|
