| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [Wh adv] it [is] | 660 |
|
| 2 | [vb base] [adv] it [is] | 421 |
|
| 3 | [vb base] [Wh adv] [pron] [is] | 356 |
|
| 4 | [vb base] [Wh adv] it [be] | 268 |
|
