| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [pron] [modal v] [verb] [pron] | 6003 |
|
| 2 | [vb base] [pron] [modal v] [verb] [pron] | 2180 |
|
| 3 | know [pron] [modal v] [verb] [pron] | 422 |
|
