| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [Wh det] [is] [v-ing] on | 375 |
|
| 2 | [verb] out [Wh det] [is] [v-ing] | 81 |
|
| 3 | out [Wh det] [is] [v-ing] on | 52 |
|
