| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have [verb] | 14685 |
|
| 2 | [pron] have to do | 2064 |
|
| 3 | it have [to-vb] | 728 |
|
| 4 | it have do | 494 |
|
| 5 | it [verb] to do | 250 |
|
