| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [is] [adv] known how | 7 |
|
| 2 | [conj] it [is] [not/n't] know how | 7 |
|
| 3 | [conj] it [is] not know how | 7 |
|
| 4 | [conj] it [is] not know how | 7 |
|
| 5 | [conj] it is [adv] know how | 7 |
|
| 6 | [coord] it [is] [adv] know how | 6 |
|
