| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] [adv] [verb] that the | 354 |
|
| 2 | it [is] [adv] [vb pp] that the | 338 |
|
| 3 | it [is] [adv] established that [art] | 13 |
|
| 4 | it [be] [adv] established that the | 13 |
|
| 5 | it [is] [adv] established [conj] the | 9 |
|
| 6 | it [is] [adv] establish that the | 8 |
|
| 7 | it [is] [adv] established that the | 8 |
|
| 8 | [pron] [is] [adv] established that the | 8 |
|
| 9 | [pers pn] [is] [adv] established that the | 8 |
|
| 10 | it [is] [adv] established that the | 8 |
|
| 11 | it [is] [adv] established [that] the | 8 |
|
| 12 | it [is] [adv] established that the | 8 |
|
