| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [verb] [pron] [verb] | 11804 |
|
| 2 | [vb mod] [vb infin] [pron] [verb] | 11561 |
|
| 3 | [vb mod] know [pron] [verb] | 160 |
|
| 4 | [modal v] know [pron] [verb] | 155 |
|
