| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [to-vb] [is] [vb infin] | 298 |
|
| 2 | have [to-vb] [vb infin] [prep] | 117 |
|
| 3 | [to-vb] [is] [vb infin] [prep] | 84 |
|
| 4 | have [to-vb] [is] [prep] | 17 |
|
