| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] at [art] | 8757 |
|
| 2 | were [v-ing] [art] | 3010 |
|
| 3 | were [v-ing] at | 665 |
|
| 4 | were at [art] | 539 |
|
