| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] that [pron] [verb] | 229 |
|
| 2 | [Wh adv] it [be] that [pron] | 47 |
|
| 3 | [Wh adv] it [be] [pron] [verb] | 25 |
|
