| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know [pron] [verb] [prep] | 950 |
|
| 2 | [verb] [pron] happened [prep] | 317 |
|
| 3 | know [pron] [vb past] [prep] | 298 |
|
| 4 | know [pron] happen [prep] | 126 |
|
