| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] [be] [verb] [adj] | 315 |
|
| 2 | [modal v] [verb] be [verb] [adj] | 315 |
|
| 3 | [modal v] [verb] [is] [verb] [adj] | 50 |
|
