| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is established that | 14 |
|
| 2 | [conj] it [is] established that | 14 |
|
| 3 | [subord] it [is] established that | 12 |
|
| 4 | if it [is] established that | 8 |
|
| 5 | if it [is] established that | 8 |
|
