| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] a [noun] | 289351 |
|
| 2 | [be] a [noun] | 116970 |
|
| 3 | [verb] [be] a | 13596 |
|
| 4 | [verb] [be] [noun] | 7181 |
|
