| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know [pron] [adv] [verb] | 391 |
|
| 2 | know [pron] [adv] [vb past] | 146 |
|
| 3 | [verb] [pron] [adv] happened | 48 |
|
| 4 | know [pron] [adv] happened | 9 |
|
| 5 | know [pron] [adv] happen | 9 |
|
