| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [v-ing] and [v-ing] at [art] | 12 |
|
| 2 | [was/were] [v-ing] [coord] [v-ing] at the | 10 |
|
| 3 | was [v-ing] [coord] [v-ing] at [art] | 9 |
|
