| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] [verb] a | 5153 |
|
| 2 | [modal v] have [verb] a | 3103 |
|
| 3 | [modal v] have [verb] [verb] | 2328 |
|
| 4 | have [verb] [verb] a | 1955 |
|
