| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] [adv] know | 454 |
|
| 2 | it [is] [adv] how | 41 |
|
| 3 | [is] [adv] know how | 27 |
|
| 4 | it [is] know how | 5 |
|
