| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] at [art] | 2298 |
|
| 2 | [conj] be [v-ing] [art] | 763 |
|
| 3 | [conj] [v-ing] at [art] | 581 |
|
| 4 | [conj] be at [art] | 139 |
|
| 5 | [conj] be [v-ing] at | 112 |
|
