| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] at the [noun] | 1380 |
|
| 2 | be [v-ing] at the [noun sg] | 1132 |
|
| 3 | be [v-ing] [prep] the door | 136 |
|
| 4 | be [v-ing] [prep] the door | 136 |
|
| 5 | be [verb] at the door | 80 |
|
| 6 | be [v-ing] at the door | 43 |
|
| 7 | be [v-ing] at the door | 43 |
|
| 8 | be [v-ing] at [art] door | 43 |
|
| 9 | be [v-ing] at [art] door | 43 |
|
| 10 | [be] [v-ing] at the door | 43 |
|
| 11 | be [v-ing] at the door | 43 |
|
