| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] be [v-ing] at [pron] | 358 |
|
| 2 | [noun] be [v-ing] [prep] its | 169 |
|
| 3 | [noun] be [v-ing] at [pos pn] | 99 |
|
| 4 | [noun] be [verb] at its | 45 |
|
| 5 | [noun] [be] [v-ing] at its | 12 |
|
| 6 | [noun] be [v-ing] at its | 12 |
|
