| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [prep] [v-ing] at this [noun] | 12 |
|
| 2 | [noun sg] [prep] [v-ing] at this [noun] | 12 |
|
| 3 | [noun sg] of [v-ing] at this [noun] | 10 |
|
| 4 | [noun sg] of [v-ing] at this [noun] | 10 |
|
