| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [be] [v-ing] at such [art] | 5 |
|
| 2 | [noun] [be] [v-ing] at such [art] | 5 |
|
| 3 | [noun] [be] [v-ing] at such a | 5 |
|
