| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] on a [noun] | 1580 |
|
| 2 | on a time [noun] | 35 |
|
| 3 | [v-ing] a time [noun] | 11 |
|
| 4 | [v-ing] on a time | 7 |
|
