| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun] before [v-ing] at [art] | 8 |
|
| 2 | [prep] [noun] before [v-ing] at [art] | 8 |
|
| 3 | [prep] [noun] before [v-ing] at the | 6 |
|
