| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] on a [noun] | 8558 |
|
| 2 | [was/were] [verb] a [noun] | 4778 |
|
| 3 | [was/were] [verb] on [noun] | 4204 |
|
| 4 | [was/were] [verb] on a | 1179 |
|
| 5 | [was/were] on a [noun] | 367 |
|
