| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [verb] that | 3909 |
|
| 2 | it is [verb] a | 322 |
|
| 3 | is [verb] that a | 294 |
|
| 4 | it [verb] that a | 263 |
|
| 5 | it is that a | 26 |
|
