| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have to be | 2899 |
|
| 2 | which [vb mod] have be | 707 |
|
| 3 | which have to be | 465 |
|
| 4 | which [vb mod] to be | 130 |
|
| 5 | which [vb mod] have to | 82 |
|
