| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have to be [vb pp] | 1838 |
|
| 2 | this have to be [vb pp] | 95 |
|
| 3 | this [vb mod] have to be | 37 |
|
| 4 | this [vb mod] to be [vb pp] | 5 |
|
