| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] i [adv] | 3599 |
|
| 2 | i know [adv] | 1831 |
|
| 3 | [vb past] know [adv] | 410 |
|
| 4 | [vb past] i know | 190 |
|
