| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] [conj] | 29575 |
|
| 2 | [modal v] [vb infin] [be] | 24382 |
|
| 3 | [modal v] [be] [conj] | 2965 |
|
| 4 | [vb infin] [be] [conj] | 852 |
|
