| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] on a [noun] [prep] | 1274 |
|
| 2 | [was/were] [vb pp] a [noun] [prep] | 749 |
|
| 3 | [was/were] [vb pp] on [noun] [prep] | 544 |
|
| 4 | [was/were] [vb pp] on a [noun] | 493 |
|
| 5 | [was/were] on a [noun] [prep] | 104 |
|
