| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [adv] that | 1503 |
|
| 2 | it [be] [adv] establish | 92 |
|
| 3 | [be] [adv] establish that | 53 |
|
| 4 | it [be] establish that | 43 |
|
