| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [noun] [prep] [noun] | 16953 |
|
| 2 | at [noun] [prep] [noun] | 7043 |
|
| 3 | [v-ing] at [noun] [noun] | 911 |
|
| 4 | [v-ing] at [noun] [prep] | 805 |
|
| 5 | [v-ing] at [prep] [noun] | 21 |
|
