| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [adv] [v-ing] [noun] on | 14 |
|
| 2 | [was/were] [adv] [v-ing] [noun sg] on | 9 |
|
| 3 | [was/were] [adv] [v-ing] [noun pl] on | 8 |
|
| 4 | were [adv] [v-ing] [noun] on | 5 |
|
