| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know that they [vb mod] [verb] | 16 |
|
| 2 | know that they [vb mod] [verb] | 16 |
|
| 3 | know that they [vb mod] [vb infin] | 16 |
|
| 4 | know that they must [verb] | 5 |
|
