| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] [pron] [be] | 17709 |
|
| 2 | [to-vb] [pron] [be] | 4854 |
|
| 3 | [to-vb] [Wh adv] [pron] | 2578 |
|
| 4 | [to-vb] [Wh adv] [be] | 15 |
|
