| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [det] | 411 |
|
| 2 | it is [adv] that | 352 |
|
| 3 | is [adv] that [det] | 43 |
|
| 4 | it is that [det] | 36 |
|
| 5 | it [adv] that [det] | 9 |
|
