| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] at [art] [adj] | 533 |
|
| 2 | be [v-ing] [prep] [art] first | 113 |
|
| 3 | be [verb] at [art] first | 39 |
|
| 4 | [be] [v-ing] at [art] first | 5 |
|
| 5 | be [v-ing] at [art] first | 5 |
|
