| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is that [art] | 155 |
|
| 2 | it is [conj] a | 52 |
|
| 3 | [pron] is that a | 49 |
|
| 4 | it be that a | 46 |
|
| 5 | it [be] that a | 46 |
|
| 6 | it [is] that a | 26 |
|
