| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun] [prep] [noun] | 67629 |
|
| 2 | [be] a [noun] [prep] [noun] | 20648 |
|
| 3 | [prep] [be] a [noun] [prep] | 3064 |
|
| 4 | [prep] [be] a [noun] [noun] | 1065 |
|
| 5 | [prep] [be] [noun] [prep] [noun] | 456 |
|
