| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] it [is] [verb] | 1816 |
|
| 2 | [Wh adv] it [is] [verb] | 688 |
|
| 3 | how it [be] [verb] | 410 |
|
| 4 | how [pron] [is] [verb] | 384 |
|
| 5 | how it [is] [verb] | 278 |
|
