| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] [pron] [be] [v-ing] | 3729 |
|
| 2 | [pron] 've [be] [v-ing] | 3048 |
|
| 3 | [Wh adv] [pron] 've [be] | 143 |
|
