| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] never have [be] put | 6 |
|
| 2 | [vb mod] never have [be] put | 6 |
|
| 3 | should never have [be] put | 6 |
|
| 4 | should never have [be] put | 6 |
|
