| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] at [art] [noun] | 1683 |
|
| 2 | be [v-ing] at [art] [noun sg] | 1415 |
|
| 3 | be [v-ing] [prep] [art] door | 140 |
|
| 4 | be [v-ing] [prep] [art] door | 140 |
|
| 5 | be [verb] at [art] door | 80 |
|
| 6 | be [v-ing] at [art] door | 43 |
|
| 7 | [be] [v-ing] at [art] door | 43 |
|
| 8 | be [v-ing] at [art] door | 43 |
|
| 9 | be [v-ing] at [art] door | 43 |
|
