| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] establish that | 36 |
|
| 2 | [pron] is [adv] established that | 36 |
|
| 3 | it is [adv] establish that | 36 |
|
| 4 | [pers pn] is [adv] establish that | 36 |
|
| 5 | [pron] is well establish that | 29 |
|
