| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] was [v-ing] at [art] | 13 |
|
| 2 | [Wh det] [was/were] [v-ing] at the | 12 |
|
| 3 | what [was/were] [v-ing] at [art] | 10 |
|
| 4 | [Wh det] [was/were] happening at [art] | 9 |
|
