| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [verb] [prep] [be] | 1190 |
|
| 2 | [modal v] [be] [verb] [prep] be | 1190 |
|
| 3 | [modal v] [be] [verb] [prep] [be] | 1089 |
|
