| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [be] a free [noun] [prep] | 5 |
|
| 2 | [modal v] [be] a free [noun] [prep] | 5 |
|
| 3 | [be] [verb] a free [noun] [prep] | 12 |
|
| 4 | [be] [vb pp] a free [noun] [prep] | 10 |
|
