| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun] [prep] [noun] | 199493 |
|
| 2 | be a [noun] [prep] | 8289 |
|
| 3 | be a [noun] [noun] | 1917 |
|
| 4 | be [noun] [prep] [noun] | 1230 |
|
