| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] it [is] [verb] | 688 |
|
| 2 | [be] [Wh adv] it [verb] | 430 |
|
| 3 | [be] [Wh adv] it [is] | 333 |
|
| 4 | [be] it [is] [verb] | 63 |
|
| 5 | [be] [Wh adv] [is] [verb] | 5 |
|
