| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have to [be] | 2898 |
|
| 2 | [letter] have to [be] | 9 |
|
| 3 | [letter] [vb mod] have to | 6 |
|
| 4 | [letter] [vb mod] to [be] | 5 |
|
