| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] [adv] [conj] | 1841 |
|
| 2 | it [is] [adv] establish | 68 |
|
| 3 | [is] [adv] establish [conj] | 67 |
|
| 4 | it [is] establish [conj] | 20 |
|
