| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [verb] [be] [v-ing] | 11275 |
|
| 2 | [Wh adv] [pron] [be] [v-ing] | 3729 |
|
| 3 | [Wh adv] [pron] [verb] [be] | 1164 |
|
| 4 | [Wh adv] [pron] [verb] [v-ing] | 274 |
|
