| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb mod] [vb infin] [verb] [adv] | 648 |
|
| 2 | [pron] [vb mod] [vb infin] know [adv] | 275 |
|
| 3 | they [vb mod] [verb] know [adv] | 26 |
|
| 4 | they [modal v] [vb infin] know [adv] | 26 |
|
