| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] [noun] [modal v] [be] | 843 |
|
| 2 | [prep] a [det] [noun] [modal v] [be] | 10 |
|
| 3 | [prep] [art] few [noun] [modal v] [be] | 9 |
|
| 4 | [prep] a few [noun] [modal v] [be] | 9 |
|
