| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] it [is] [verb] that | 41 |
|
| 2 | [num] it [is] [verb] that | 28 |
|
| 3 | [num] [Wh adv] it [is] [verb] | 11 |
|
| 4 | [num] [Wh adv] it [verb] that | 7 |
|
