| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] [verb] [be] [v-ing] | 1049 |
|
| 2 | [verb] [be] [v-ing] some | 124 |
|
| 3 | [Wh pn] [be] [v-ing] some | 9 |
|
