| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] be [verb] [det] | 124 |
|
| 2 | [modal v] [verb] be [to-vb] [adj] | 35 |
|
| 3 | [modal v] [verb] [be] [to-vb] [det] | 22 |
|
