| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in [v-ing] [adv] | 3492 |
|
| 2 | [v-ing] [adv] when | 435 |
|
| 3 | in [adv] when | 35 |
|
| 4 | in [v-ing] when | 12 |
|
