| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] it [is] [verb] | 688 |
|
| 2 | [adj] it [is] [verb] | 630 |
|
| 3 | [adj] [Wh adv] it [verb] | 174 |
|
| 4 | [adj] [Wh adv] it [is] | 48 |
|
