| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [noun] at the [noun] | 548 |
|
| 2 | [verb] [noun] at the time | 72 |
|
| 3 | [v-ing] [noun] [prep] the time | 45 |
|
| 4 | [v-ing] [noun] at [art] time | 39 |
|
