| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] be | 24380 |
|
| 2 | [modal v] [vb infin] so | 1648 |
|
| 3 | [modal v] be so | 1180 |
|
| 4 | [vb infin] be so | 256 |
|
