| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] that | 351 |
|
| 2 | it is [adv] [to-vb] | 96 |
|
| 3 | it is [to-vb] that | 37 |
|
| 4 | is [adv] [to-vb] that | 33 |
|
| 5 | it [adv] [to-vb] that | 15 |
|
