| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] a [noun] | 16233 |
|
| 2 | [be] [vb pp] a [noun] | 4843 |
|
| 3 | [be] become a [noun] | 249 |
|
| 4 | [be] become [art] [noun] | 27 |
|
