| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun] [prep] [noun] [be] | 3607 |
|
| 2 | [noun] [modal v] [prep] [noun] [be] | 359 |
|
| 3 | a [noun] [modal v] [prep] [be] | 32 |
|
| 4 | a [noun] [modal v] [prep] [noun] | 31 |
|
