| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb mod] [verb] [be] [verb] to | 143 |
|
| 2 | who [vb mod] [verb] [be] [verb] [prep] | 37 |
|
| 3 | who [modal v] [verb] [be] [verb] to | 7 |
|
