| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [adv] [adv] [verb] | 1307 |
|
| 2 | it [be] [adv] [adv] [vb pp] | 887 |
|
| 3 | [pron] [be] [adv] [adv] established | 26 |
|
| 4 | [pers pn] [be] [adv] [adv] established | 19 |
|
| 5 | it [be] [adv] [adv] established | 16 |
|
| 6 | it [be] [adv] [adv] establish | 15 |
|
| 7 | it [be] [adv] [adv] established | 14 |
|
