| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [modal v] [verb] | 22727 |
|
| 2 | [to-vb] [conj] [verb] | 21274 |
|
| 3 | [to-vb] [modal v] [verb] | 383 |
|
| 4 | [to-vb] [conj] [modal v] | 345 |
|
