| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it [is] | 15192 |
|
| 2 | [Wh adv] it [is] | 2473 |
|
| 3 | [verb] [Wh adv] it | 2194 |
|
| 4 | [verb] [Wh adv] [is] | 145 |
|
