| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [adv] it [is] [verb] | 301 |
|
| 2 | [conj] [Wh adv] it [be] [verb] | 126 |
|
| 3 | [conj] [Wh adv] [pron] [is] [verb] | 114 |
|
