| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know [Wh adv] [pron] [is] | 536 |
|
| 2 | [Wh adv] [pron] [is] [conj] | 144 |
|
| 3 | know [pron] [is] [conj] | 19 |
|
| 4 | know [Wh adv] [pron] [conj] | 13 |
|
