| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have [be] | 21175 |
|
| 2 | [vb mod] to [be] | 4613 |
|
| 3 | have to [be] | 4230 |
|
| 4 | [vb mod] have to | 3328 |
|
