| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [adv] [verb] | 971 |
|
| 2 | it is [adv] [adv] [vb pp] | 683 |
|
| 3 | it [be] [adv] [adv] established | 16 |
|
| 4 | it is [adv] [adv] establish | 16 |
|
| 5 | it be [adv] [adv] established | 16 |
|
| 6 | [pron] is [adv] [adv] established | 15 |
|
| 7 | it is [adv] [adv] established | 14 |
|
| 8 | [pers pn] is [adv] [adv] established | 14 |
|
| 9 | it [is] [adv] [adv] established | 14 |
|
| 10 | it is [adv] [adv] established | 14 |
|
