| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [modal v] [verb] [prep] [be] [noun] | 60 |
|
| 2 | [noun] [modal v] [vb infin] [prep] [be] [noun] | 59 |
|
| 3 | [noun] [modal v] have [prep] [be] [noun] | 13 |
|
