| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pron] [is] [v-ing] | 5637 |
|
| 2 | know [conj] [pron] [is] | 963 |
|
| 3 | know [pron] [is] [v-ing] | 637 |
|
| 4 | know [conj] [pron] [v-ing] | 7 |
|
