| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] it [modal v] [be] [verb] | 45 |
|
| 2 | [det] case [modal v] [be] [verb] | 39 |
|
| 3 | [det] case it [modal v] [be] | 33 |
|
| 4 | case it [modal v] [be] [verb] | 26 |
|
| 5 | [det] case it [modal v] [verb] | 14 |
|
