| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] that [pers pn] must [vb infin] | 400 |
|
| 2 | know that [pers pn] [modal v] [vb infin] | 362 |
|
| 3 | know that [pron] must [vb infin] | 37 |
|
| 4 | know [conj] [pers pn] must [vb infin] | 35 |
|
| 5 | know that [pers pn] must [verb] | 35 |
|
