| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [verb] [modal v] [vb infin] | 367 |
|
| 2 | have [verb] [modal v] [vb infin] | 192 |
|
| 3 | [vb -s] [verb] [modal v] [vb infin] | 48 |
|
| 4 | has [verb] [modal v] [verb] | 33 |
|
