| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [prep] a [noun] | 8983 |
|
| 2 | [prep] [subord] a [noun] | 328 |
|
| 3 | [be] [prep] [subord] [noun] | 110 |
|
| 4 | [be] [subord] a [noun] | 96 |
|
| 5 | [be] [prep] [subord] a | 48 |
|
