| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be [v-ing] at a [noun] | 15 |
|
| 2 | [modal v] be [v-ing] at a [noun] | 15 |
|
| 3 | to be [v-ing] at a [noun] | 10 |
|
| 4 | to be [v-ing] at a [noun] | 10 |
|
| 5 | [prep] be [v-ing] at a [noun] | 10 |
|
| 6 | [prep] be [v-ing] at a [noun] | 10 |
|
| 7 | will be [v-ing] at a [noun] | 7 |
|
| 8 | 'll be [v-ing] at a [noun] | 5 |
|
| 9 | be [v-ing] at a [adj] [noun] | 21 |
|
| 10 | be [v-ing] at a [adj] [noun] | 18 |
|
| 11 | be [v-ing] at a [noun] [prep] | 7 |
|
| 12 | be [v-ing] at a [noun] [prep] | 7 |
|
