| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] [prep] | 93266 |
|
| 2 | [verb] [prep] be | 91068 |
|
| 3 | [modal v] [prep] be | 4615 |
|
| 4 | [modal v] [verb] be | 74 |
|
