| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] at the [noun] [prep] | 2015 |
|
| 2 | was [v-ing] the [noun] [prep] | 971 |
|
| 3 | was [v-ing] at the [noun] | 511 |
|
| 4 | was at the [noun] [prep] | 447 |
|
| 5 | was [v-ing] at [noun] [prep] | 43 |
|
