| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [vb mod] [vb infin] [verb] [adv] | 298 |
|
| 2 | [conj] [vb mod] [verb] know [adv] | 8 |
|
| 3 | [conj] [modal v] [vb infin] know [adv] | 8 |
|
