| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] that | 352 |
|
| 2 | it is that [pron] | 268 |
|
| 3 | it is [adv] [pron] | 261 |
|
| 4 | is [adv] that [pron] | 253 |
|
| 5 | it [adv] that [pron] | 187 |
|
