| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have to [be] [vb pp] | 11117 |
|
| 2 | to [be] [vb pp] at | 1973 |
|
| 3 | have [be] [vb pp] at | 1631 |
|
| 4 | have to [be] at | 85 |
|
