| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [verb] on a [noun sg] | 14 |
|
| 2 | was [v-ing] on a [noun] | 6 |
|
| 3 | was [vb pp] on a [noun] | 6 |
|
| 4 | was carry on a [noun] | 5 |
|
