| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adv] established that | 52 |
|
| 2 | be [adv] established that | 52 |
|
| 3 | is [adv] established that | 38 |
|
| 4 | [is] [adv] established that | 38 |
|
| 5 | [be] well established that | 33 |
|
| 6 | [was/were] [adv] established that | 8 |
|
| 7 | was [adv] established that | 8 |
|
| 8 | [be] clearly established that | 6 |
|
| 9 | [been] [adv] established that | 5 |
|
| 10 | been [adv] established that | 5 |
|
